20040180480

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1739599}}^1$

素因数の和:1739626

約数の個数: 108

約数和(自身を含む): 69336976800

約数和(自身を除く): 49296796320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1739599, 3479198, 5218797, 6958396, 8697995, 10437594, 13916792, 15656391, 17395990, 20875188, 26093985, 27833584, 31312782, 34791980, 41750376, 52187970, 55667168, 62625564, 69583960, 78281955, 83500752, 104375940, 111334336, 125251128, 139167920, 156563910, 167001504, 208751880, 222668672, 250502256, 278335840, 313127820, 334003008, 417503760, 445337344, 501004512, 556671680, 626255640, 668006016, 835007520, 1002009024, 1113343360, 1252511280, 1336012032, 1670015040, 2004018048, 2226686720, 2505022560, 3340030080, 4008036096, 5010045120, 6680060160, 10020090240, 20040180480]

約数ペア:

[(1, 20040180480), (2, 10020090240), (3, 6680060160), (4, 5010045120), (5, 4008036096), (6, 3340030080), (8, 2505022560), (9, 2226686720), (10, 2004018048), (12, 1670015040), (15, 1336012032), (16, 1252511280), (18, 1113343360), (20, 1002009024), (24, 835007520), (30, 668006016), (32, 626255640), (36, 556671680), (40, 501004512), (45, 445337344), (48, 417503760), (60, 334003008), (64, 313127820), (72, 278335840), (80, 250502256), (90, 222668672), (96, 208751880), (120, 167001504), (128, 156563910), (144, 139167920), (160, 125251128), (180, 111334336), (192, 104375940), (240, 83500752), (256, 78281955), (288, 69583960), (320, 62625564), (360, 55667168), (384, 52187970), (480, 41750376), (576, 34791980), (640, 31312782), (720, 27833584), (768, 26093985), (960, 20875188), (1152, 17395990), (1280, 15656391), (1440, 13916792), (1920, 10437594), (2304, 8697995), (2880, 6958396), (3840, 5218797), (5760, 3479198), (11520, 1739599)]