28046940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:947

約数の個数: 96

約数和(自身を含む): 85929984

約数和(自身を除く): 57883044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 887, 930, 1020, 1054, 1581, 1774, 1860, 2108, 2635, 2661, 3162, 3548, 4435, 5270, 5322, 6324, 7905, 8870, 10540, 10644, 13305, 15079, 15810, 17740, 26610, 27497, 30158, 31620, 45237, 53220, 54994, 60316, 75395, 82491, 90474, 109988, 137485, 150790, 164982, 180948, 226185, 274970, 301580, 329964, 412455, 452370, 467449, 549940, 824910, 904740, 934898, 1402347, 1649820, 1869796, 2337245, 2804694, 4674490, 5609388, 7011735, 9348980, 14023470, 28046940]

約数ペア:

[(1, 28046940), (2, 14023470), (3, 9348980), (4, 7011735), (5, 5609388), (6, 4674490), (10, 2804694), (12, 2337245), (15, 1869796), (17, 1649820), (20, 1402347), (30, 934898), (31, 904740), (34, 824910), (51, 549940), (60, 467449), (62, 452370), (68, 412455), (85, 329964), (93, 301580), (102, 274970), (124, 226185), (155, 180948), (170, 164982), (186, 150790), (204, 137485), (255, 109988), (310, 90474), (340, 82491), (372, 75395), (465, 60316), (510, 54994), (527, 53220), (620, 45237), (887, 31620), (930, 30158), (1020, 27497), (1054, 26610), (1581, 17740), (1774, 15810), (1860, 15079), (2108, 13305), (2635, 10644), (2661, 10540), (3162, 8870), (3548, 7905), (4435, 6324), (5270, 5322)]