20323680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3257}}^1$

素因数の和:3288

約数の個数: 96

約数和(自身を含む): 68965344

約数和(自身を除く): 48641664

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, 3257, 6240, 6514, 9771, 13028, 16285, 19542, 26056, 32570, 39084, 42341, 48855, 52112, 65140, 78168, 84682, 97710, 104224, 127023, 130280, 156336, 169364, 195420, 211705, 254046, 260560, 312672, 338728, 390840, 423410, 508092, 521120, 635115, 677456, 781680, 846820, 1016184, 1270230, 1354912, 1563360, 1693640, 2032368, 2540460, 3387280, 4064736, 5080920, 6774560, 10161840, 20323680]

約数ペア:

[(1, 20323680), (2, 10161840), (3, 6774560), (4, 5080920), (5, 4064736), (6, 3387280), (8, 2540460), (10, 2032368), (12, 1693640), (13, 1563360), (15, 1354912), (16, 1270230), (20, 1016184), (24, 846820), (26, 781680), (30, 677456), (32, 635115), (39, 521120), (40, 508092), (48, 423410), (52, 390840), (60, 338728), (65, 312672), (78, 260560), (80, 254046), (96, 211705), (104, 195420), (120, 169364), (130, 156336), (156, 130280), (160, 127023), (195, 104224), (208, 97710), (240, 84682), (260, 78168), (312, 65140), (390, 52112), (416, 48855), (480, 42341), (520, 39084), (624, 32570), (780, 26056), (1040, 19542), (1248, 16285), (1560, 13028), (2080, 9771), (3120, 6514), (3257, 6240)]