1880493784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{2237}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 3891434400

約数和(自身を除く): 2010940616

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 137, 236, 274, 472, 548, 767, 1096, 1534, 1781, 2237, 3068, 3562, 4474, 6136, 7124, 8083, 8948, 14248, 16166, 17896, 29081, 32332, 58162, 64664, 105079, 116324, 131983, 210158, 232648, 263966, 306469, 420316, 527932, 612938, 840632, 1055864, 1225876, 1715779, 2451752, 3431558, 3984097, 6863116, 7968194, 13726232, 15936388, 18081671, 31872776, 36163342, 72326684, 144653368, 235061723, 470123446, 940246892, 1880493784]

約数ペア:

[(1, 1880493784), (2, 940246892), (4, 470123446), (8, 235061723), (13, 144653368), (26, 72326684), (52, 36163342), (59, 31872776), (104, 18081671), (118, 15936388), (137, 13726232), (236, 7968194), (274, 6863116), (472, 3984097), (548, 3431558), (767, 2451752), (1096, 1715779), (1534, 1225876), (1781, 1055864), (2237, 840632), (3068, 612938), (3562, 527932), (4474, 420316), (6136, 306469), (7124, 263966), (8083, 232648), (8948, 210158), (14248, 131983), (16166, 116324), (17896, 105079), (29081, 64664), (32332, 58162)]