20251140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3709}}^1$

素因数の和:3741

約数の個数: 96

約数和(自身を含む): 69807360

約数和(自身を除く): 49556220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3709, 5460, 7418, 11127, 14836, 18545, 22254, 25963, 37090, 44508, 48217, 51926, 55635, 74180, 77889, 96434, 103852, 111270, 129815, 144651, 155778, 192868, 222540, 241085, 259630, 289302, 311556, 337519, 389445, 482170, 519260, 578604, 675038, 723255, 778890, 964340, 1012557, 1350076, 1446510, 1557780, 1687595, 2025114, 2893020, 3375190, 4050228, 5062785, 6750380, 10125570, 20251140]

約数ペア:

[(1, 20251140), (2, 10125570), (3, 6750380), (4, 5062785), (5, 4050228), (6, 3375190), (7, 2893020), (10, 2025114), (12, 1687595), (13, 1557780), (14, 1446510), (15, 1350076), (20, 1012557), (21, 964340), (26, 778890), (28, 723255), (30, 675038), (35, 578604), (39, 519260), (42, 482170), (52, 389445), (60, 337519), (65, 311556), (70, 289302), (78, 259630), (84, 241085), (91, 222540), (105, 192868), (130, 155778), (140, 144651), (156, 129815), (182, 111270), (195, 103852), (210, 96434), (260, 77889), (273, 74180), (364, 55635), (390, 51926), (420, 48217), (455, 44508), (546, 37090), (780, 25963), (910, 22254), (1092, 18545), (1365, 14836), (1820, 11127), (2730, 7418), (3709, 5460)]