40619288840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{19841}}^1$

素因数の和:20023

約数の個数: 128

約数和(自身を含む): 102403768320

約数和(自身を除く): 61784479480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 127, 130, 155, 248, 254, 260, 310, 403, 508, 520, 620, 635, 806, 1016, 1240, 1270, 1612, 1651, 2015, 2540, 3224, 3302, 3937, 4030, 5080, 6604, 7874, 8060, 8255, 13208, 15748, 16120, 16510, 19685, 19841, 31496, 33020, 39370, 39682, 51181, 66040, 78740, 79364, 99205, 102362, 157480, 158728, 198410, 204724, 255905, 257933, 396820, 409448, 511810, 515866, 615071, 793640, 1023620, 1031732, 1230142, 1289665, 2047240, 2063464, 2460284, 2519807, 2579330, 3075355, 4920568, 5039614, 5158660, 6150710, 7995923, 10079228, 10317320, 12301420, 12599035, 15991846, 20158456, 24602840, 25198070, 31983692, 32757491, 39979615, 50396140, 63967384, 65514982, 78114017, 79959230, 100792280, 131029964, 156228034, 159918460, 163787455, 262059928, 312456068, 319836920, 327574910, 390570085, 624912136, 655149820, 781140170, 1015482221, 1310299640, 1562280340, 2030964442, 3124560680, 4061928884, 5077411105, 8123857768, 10154822210, 20309644420, 40619288840]

約数ペア:

[(1, 40619288840), (2, 20309644420), (4, 10154822210), (5, 8123857768), (8, 5077411105), (10, 4061928884), (13, 3124560680), (20, 2030964442), (26, 1562280340), (31, 1310299640), (40, 1015482221), (52, 781140170), (62, 655149820), (65, 624912136), (104, 390570085), (124, 327574910), (127, 319836920), (130, 312456068), (155, 262059928), (248, 163787455), (254, 159918460), (260, 156228034), (310, 131029964), (403, 100792280), (508, 79959230), (520, 78114017), (620, 65514982), (635, 63967384), (806, 50396140), (1016, 39979615), (1240, 32757491), (1270, 31983692), (1612, 25198070), (1651, 24602840), (2015, 20158456), (2540, 15991846), (3224, 12599035), (3302, 12301420), (3937, 10317320), (4030, 10079228), (5080, 7995923), (6604, 6150710), (7874, 5158660), (8060, 5039614), (8255, 4920568), (13208, 3075355), (15748, 2579330), (16120, 2519807), (16510, 2460284), (19685, 2063464), (19841, 2047240), (31496, 1289665), (33020, 1230142), (39370, 1031732), (39682, 1023620), (51181, 793640), (66040, 615071), (78740, 515866), (79364, 511810), (99205, 409448), (102362, 396820), (157480, 257933), (158728, 255905), (198410, 204724)]