8771312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 20296320

約数和(自身を除く): 11525008

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 43, 44, 61, 76, 86, 88, 122, 152, 172, 176, 209, 244, 304, 344, 418, 473, 488, 671, 688, 817, 836, 946, 976, 1159, 1342, 1634, 1672, 1892, 2318, 2623, 2684, 3268, 3344, 3784, 4636, 5246, 5368, 6536, 7568, 8987, 9272, 10492, 10736, 12749, 13072, 17974, 18544, 20984, 25498, 28853, 35948, 41968, 49837, 50996, 57706, 71896, 99674, 101992, 115412, 143792, 199348, 203984, 230824, 398696, 461648, 548207, 797392, 1096414, 2192828, 4385656, 8771312]

約数ペア:

[(1, 8771312), (2, 4385656), (4, 2192828), (8, 1096414), (11, 797392), (16, 548207), (19, 461648), (22, 398696), (38, 230824), (43, 203984), (44, 199348), (61, 143792), (76, 115412), (86, 101992), (88, 99674), (122, 71896), (152, 57706), (172, 50996), (176, 49837), (209, 41968), (244, 35948), (304, 28853), (344, 25498), (418, 20984), (473, 18544), (488, 17974), (671, 13072), (688, 12749), (817, 10736), (836, 10492), (946, 9272), (976, 8987), (1159, 7568), (1342, 6536), (1634, 5368), (1672, 5246), (1892, 4636), (2318, 3784), (2623, 3344), (2684, 3268)]