2030764520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{2287}}^1$

素因数の和:2658

約数の個数: 64

約数和(自身を含む): 4645555200

約数和(自身を除く): 2614790680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 281, 316, 395, 562, 632, 790, 1124, 1405, 1580, 2248, 2287, 2810, 3160, 4574, 5620, 9148, 11240, 11435, 18296, 22199, 22870, 44398, 45740, 88796, 91480, 110995, 177592, 180673, 221990, 361346, 443980, 642647, 722692, 887960, 903365, 1285294, 1445384, 1806730, 2570588, 3213235, 3613460, 5141176, 6426470, 7226920, 12852940, 25705880, 50769113, 101538226, 203076452, 253845565, 406152904, 507691130, 1015382260, 2030764520]

約数ペア:

[(1, 2030764520), (2, 1015382260), (4, 507691130), (5, 406152904), (8, 253845565), (10, 203076452), (20, 101538226), (40, 50769113), (79, 25705880), (158, 12852940), (281, 7226920), (316, 6426470), (395, 5141176), (562, 3613460), (632, 3213235), (790, 2570588), (1124, 1806730), (1405, 1445384), (1580, 1285294), (2248, 903365), (2287, 887960), (2810, 722692), (3160, 642647), (4574, 443980), (5620, 361346), (9148, 221990), (11240, 180673), (11435, 177592), (18296, 110995), (22199, 91480), (22870, 88796), (44398, 45740)]