20673120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3344

約数の個数: 96

約数和(自身を含む): 70150752

約数和(自身を除く): 49477632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3313, 6240, 6626, 9939, 13252, 16565, 19878, 26504, 33130, 39756, 43069, 49695, 53008, 66260, 79512, 86138, 99390, 106016, 129207, 132520, 159024, 172276, 198780, 215345, 258414, 265040, 318048, 344552, 397560, 430690, 516828, 530080, 646035, 689104, 795120, 861380, 1033656, 1292070, 1378208, 1590240, 1722760, 2067312, 2584140, 3445520, 4134624, 5168280, 6891040, 10336560, 20673120]

約数ペア:

[(1, 20673120), (2, 10336560), (3, 6891040), (4, 5168280), (5, 4134624), (6, 3445520), (8, 2584140), (10, 2067312), (12, 1722760), (13, 1590240), (15, 1378208), (16, 1292070), (20, 1033656), (24, 861380), (26, 795120), (30, 689104), (32, 646035), (39, 530080), (40, 516828), (48, 430690), (52, 397560), (60, 344552), (65, 318048), (78, 265040), (80, 258414), (96, 215345), (104, 198780), (120, 172276), (130, 159024), (156, 132520), (160, 129207), (195, 106016), (208, 99390), (240, 86138), (260, 79512), (312, 66260), (390, 53008), (416, 49695), (480, 43069), (520, 39756), (624, 33130), (780, 26504), (1040, 19878), (1248, 16565), (1560, 13252), (2080, 9939), (3120, 6626), (3313, 6240)]