8468680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 21902400

約数和(自身を除く): 13433720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1013, 1045, 1672, 2026, 2090, 4052, 4180, 5065, 8104, 8360, 10130, 11143, 19247, 20260, 22286, 38494, 40520, 44572, 55715, 76988, 89144, 96235, 111430, 153976, 192470, 211717, 222860, 384940, 423434, 445720, 769880, 846868, 1058585, 1693736, 2117170, 4234340, 8468680]

約数ペア:

[(1, 8468680), (2, 4234340), (4, 2117170), (5, 1693736), (8, 1058585), (10, 846868), (11, 769880), (19, 445720), (20, 423434), (22, 384940), (38, 222860), (40, 211717), (44, 192470), (55, 153976), (76, 111430), (88, 96235), (95, 89144), (110, 76988), (152, 55715), (190, 44572), (209, 40520), (220, 38494), (380, 22286), (418, 20260), (440, 19247), (760, 11143), (836, 10130), (1013, 8360), (1045, 8104), (1672, 5065), (2026, 4180), (2090, 4052)]