2112760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3330440

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 239, 260, 340, 442, 478, 520, 680, 884, 956, 1105, 1195, 1768, 1912, 2210, 2390, 3107, 4063, 4420, 4780, 6214, 8126, 8840, 9560, 12428, 15535, 16252, 20315, 24856, 31070, 32504, 40630, 52819, 62140, 81260, 105638, 124280, 162520, 211276, 264095, 422552, 528190, 1056380, 2112760]

約数ペア:

[(1, 2112760), (2, 1056380), (4, 528190), (5, 422552), (8, 264095), (10, 211276), (13, 162520), (17, 124280), (20, 105638), (26, 81260), (34, 62140), (40, 52819), (52, 40630), (65, 32504), (68, 31070), (85, 24856), (104, 20315), (130, 16252), (136, 15535), (170, 12428), (221, 9560), (239, 8840), (260, 8126), (340, 6214), (442, 4780), (478, 4420), (520, 4063), (680, 3107), (884, 2390), (956, 2210), (1105, 1912), (1195, 1768)]