2011019920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{276239}}^1$

素因数の和:276272

約数の個数: 80

約数和(自身を含む): 5754631680

約数和(自身を除く): 3743611760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 276239, 552478, 1104956, 1381195, 1933673, 2209912, 2762390, 3591107, 3867346, 4419824, 5524780, 7182214, 7734692, 9668365, 11049560, 14364428, 15469384, 17955535, 19336730, 22099120, 25137749, 28728856, 30938768, 35911070, 38673460, 50275498, 57457712, 71822140, 77346920, 100550996, 125688745, 143644280, 154693840, 201101992, 251377490, 287288560, 402203984, 502754980, 1005509960, 2011019920]

約数ペア:

[(1, 2011019920), (2, 1005509960), (4, 502754980), (5, 402203984), (7, 287288560), (8, 251377490), (10, 201101992), (13, 154693840), (14, 143644280), (16, 125688745), (20, 100550996), (26, 77346920), (28, 71822140), (35, 57457712), (40, 50275498), (52, 38673460), (56, 35911070), (65, 30938768), (70, 28728856), (80, 25137749), (91, 22099120), (104, 19336730), (112, 17955535), (130, 15469384), (140, 14364428), (182, 11049560), (208, 9668365), (260, 7734692), (280, 7182214), (364, 5524780), (455, 4419824), (520, 3867346), (560, 3591107), (728, 2762390), (910, 2209912), (1040, 1933673), (1456, 1381195), (1820, 1104956), (3640, 552478), (7280, 276239)]