2588560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 6874560

約数和(自身を除く): 4286000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 131, 152, 190, 208, 247, 260, 262, 304, 380, 494, 520, 524, 655, 760, 988, 1040, 1048, 1235, 1310, 1520, 1703, 1976, 2096, 2470, 2489, 2620, 3406, 3952, 4940, 4978, 5240, 6812, 8515, 9880, 9956, 10480, 12445, 13624, 17030, 19760, 19912, 24890, 27248, 32357, 34060, 39824, 49780, 64714, 68120, 99560, 129428, 136240, 161785, 199120, 258856, 323570, 517712, 647140, 1294280, 2588560]

約数ペア:

[(1, 2588560), (2, 1294280), (4, 647140), (5, 517712), (8, 323570), (10, 258856), (13, 199120), (16, 161785), (19, 136240), (20, 129428), (26, 99560), (38, 68120), (40, 64714), (52, 49780), (65, 39824), (76, 34060), (80, 32357), (95, 27248), (104, 24890), (130, 19912), (131, 19760), (152, 17030), (190, 13624), (208, 12445), (247, 10480), (260, 9956), (262, 9880), (304, 8515), (380, 6812), (494, 5240), (520, 4978), (524, 4940), (655, 3952), (760, 3406), (988, 2620), (1040, 2489), (1048, 2470), (1235, 2096), (1310, 1976), (1520, 1703)]