20809735770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{56473}}^1$

素因数の和:56727

約数の個数: 64

約数和(自身を含む): 50940451584

約数和(自身を除く): 30130715814

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 173, 213, 346, 355, 426, 519, 710, 865, 1038, 1065, 1730, 2130, 2595, 5190, 12283, 24566, 36849, 56473, 61415, 73698, 112946, 122830, 169419, 184245, 282365, 338838, 368490, 564730, 847095, 1694190, 4009583, 8019166, 9769829, 12028749, 19539658, 20047915, 24057498, 29309487, 40095830, 48849145, 58618974, 60143745, 97698290, 120287490, 146547435, 293094870, 693657859, 1387315718, 2080973577, 3468289295, 4161947154, 6936578590, 10404867885, 20809735770]

約数ペア:

[(1, 20809735770), (2, 10404867885), (3, 6936578590), (5, 4161947154), (6, 3468289295), (10, 2080973577), (15, 1387315718), (30, 693657859), (71, 293094870), (142, 146547435), (173, 120287490), (213, 97698290), (346, 60143745), (355, 58618974), (426, 48849145), (519, 40095830), (710, 29309487), (865, 24057498), (1038, 20047915), (1065, 19539658), (1730, 12028749), (2130, 9769829), (2595, 8019166), (5190, 4009583), (12283, 1694190), (24566, 847095), (36849, 564730), (56473, 368490), (61415, 338838), (73698, 282365), (112946, 184245), (122830, 169419)]