10878640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 28257120

約数和(自身を除く): 17378480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 421, 646, 680, 760, 842, 1292, 1360, 1520, 1615, 1684, 2105, 2584, 3230, 3368, 4210, 5168, 6460, 6736, 7157, 7999, 8420, 12920, 14314, 15998, 16840, 25840, 28628, 31996, 33680, 35785, 39995, 57256, 63992, 71570, 79990, 114512, 127984, 135983, 143140, 159980, 271966, 286280, 319960, 543932, 572560, 639920, 679915, 1087864, 1359830, 2175728, 2719660, 5439320, 10878640]

約数ペア:

[(1, 10878640), (2, 5439320), (4, 2719660), (5, 2175728), (8, 1359830), (10, 1087864), (16, 679915), (17, 639920), (19, 572560), (20, 543932), (34, 319960), (38, 286280), (40, 271966), (68, 159980), (76, 143140), (80, 135983), (85, 127984), (95, 114512), (136, 79990), (152, 71570), (170, 63992), (190, 57256), (272, 39995), (304, 35785), (323, 33680), (340, 31996), (380, 28628), (421, 25840), (646, 16840), (680, 15998), (760, 14314), (842, 12920), (1292, 8420), (1360, 7999), (1520, 7157), (1615, 6736), (1684, 6460), (2105, 5168), (2584, 4210), (3230, 3368)]