39857580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{4519}}^1$

素因数の和:4548

約数の個数: 108

約数和(自身を含む): 140671440

約数和(自身を除く): 100813860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 4519, 8820, 9038, 13557, 18076, 22595, 27114, 31633, 40671, 45190, 54228, 63266, 67785, 81342, 90380, 94899, 126532, 135570, 158165, 162684, 189798, 203355, 221431, 271140, 284697, 316330, 379596, 406710, 442862, 474495, 569394, 632660, 664293, 813420, 885724, 948990, 1107155, 1138788, 1328586, 1423485, 1897980, 1992879, 2214310, 2657172, 2846970, 3321465, 3985758, 4428620, 5693940, 6642930, 7971516, 9964395, 13285860, 19928790, 39857580]

約数ペア:

[(1, 39857580), (2, 19928790), (3, 13285860), (4, 9964395), (5, 7971516), (6, 6642930), (7, 5693940), (9, 4428620), (10, 3985758), (12, 3321465), (14, 2846970), (15, 2657172), (18, 2214310), (20, 1992879), (21, 1897980), (28, 1423485), (30, 1328586), (35, 1138788), (36, 1107155), (42, 948990), (45, 885724), (49, 813420), (60, 664293), (63, 632660), (70, 569394), (84, 474495), (90, 442862), (98, 406710), (105, 379596), (126, 316330), (140, 284697), (147, 271140), (180, 221431), (196, 203355), (210, 189798), (245, 162684), (252, 158165), (294, 135570), (315, 126532), (420, 94899), (441, 90380), (490, 81342), (588, 67785), (630, 63266), (735, 54228), (882, 45190), (980, 40671), (1260, 31633), (1470, 27114), (1764, 22595), (2205, 18076), (2940, 13557), (4410, 9038), (4519, 8820)]