17995743380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{15581}}^1$

素因数の和:15729

約数の個数: 96

約数和(自身を含む): 41465571840

約数和(自身を除く): 23469828460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 79, 85, 86, 158, 170, 172, 215, 316, 340, 395, 430, 731, 790, 860, 1343, 1462, 1580, 2686, 2924, 3397, 3655, 5372, 6715, 6794, 7310, 13430, 13588, 14620, 15581, 16985, 26860, 31162, 33970, 57749, 62324, 67940, 77905, 115498, 155810, 230996, 264877, 288745, 311620, 529754, 577490, 669983, 1059508, 1154980, 1230899, 1324385, 1339966, 2461798, 2648770, 2679932, 3349915, 4923596, 5297540, 6154495, 6699830, 11389711, 12308990, 13399660, 20925283, 22779422, 24617980, 41850566, 45558844, 52928657, 56948555, 83701132, 104626415, 105857314, 113897110, 209252830, 211714628, 227794220, 264643285, 418505660, 529286570, 899787169, 1058573140, 1799574338, 3599148676, 4498935845, 8997871690, 17995743380]

約数ペア:

[(1, 17995743380), (2, 8997871690), (4, 4498935845), (5, 3599148676), (10, 1799574338), (17, 1058573140), (20, 899787169), (34, 529286570), (43, 418505660), (68, 264643285), (79, 227794220), (85, 211714628), (86, 209252830), (158, 113897110), (170, 105857314), (172, 104626415), (215, 83701132), (316, 56948555), (340, 52928657), (395, 45558844), (430, 41850566), (731, 24617980), (790, 22779422), (860, 20925283), (1343, 13399660), (1462, 12308990), (1580, 11389711), (2686, 6699830), (2924, 6154495), (3397, 5297540), (3655, 4923596), (5372, 3349915), (6715, 2679932), (6794, 2648770), (7310, 2461798), (13430, 1339966), (13588, 1324385), (14620, 1230899), (15581, 1154980), (16985, 1059508), (26860, 669983), (31162, 577490), (33970, 529754), (57749, 311620), (62324, 288745), (67940, 264877), (77905, 230996), (115498, 155810)]