1258473620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1\times {\mathrm{911}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 2822238720

約数和(自身を除く): 1563765100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 289, 340, 478, 578, 911, 956, 1156, 1195, 1445, 1822, 2390, 2890, 3644, 4063, 4555, 4780, 5780, 8126, 9110, 15487, 16252, 18220, 20315, 30974, 40630, 61948, 69071, 77435, 81260, 138142, 154870, 217729, 263279, 276284, 309740, 345355, 435458, 526558, 690710, 870916, 1053116, 1088645, 1316395, 1381420, 2177290, 2632790, 3701393, 4354580, 5265580, 7402786, 14805572, 18506965, 37013930, 62923681, 74027860, 125847362, 251694724, 314618405, 629236810, 1258473620]

約数ペア:

[(1, 1258473620), (2, 629236810), (4, 314618405), (5, 251694724), (10, 125847362), (17, 74027860), (20, 62923681), (34, 37013930), (68, 18506965), (85, 14805572), (170, 7402786), (239, 5265580), (289, 4354580), (340, 3701393), (478, 2632790), (578, 2177290), (911, 1381420), (956, 1316395), (1156, 1088645), (1195, 1053116), (1445, 870916), (1822, 690710), (2390, 526558), (2890, 435458), (3644, 345355), (4063, 309740), (4555, 276284), (4780, 263279), (5780, 217729), (8126, 154870), (9110, 138142), (15487, 81260), (16252, 77435), (18220, 69071), (20315, 61948), (30974, 40630)]