1966921545420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{840564763}}^1$

素因数の和:840564791

約数の個数: 72

約数和(自身を含む): 6425277056016

約数和(自身を除く): 4458355510596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 840564763, 1681129526, 2521694289, 3362259052, 4202823815, 5043388578, 7565082867, 8405647630, 10086777156, 10927341919, 12608471445, 15130165734, 16811295260, 21854683838, 25216942890, 30260331468, 32782025757, 37825414335, 43709367676, 50433885780, 54636709595, 65564051514, 75650828670, 98346077271, 109273419190, 131128103028, 151301657340, 163910128785, 196692154542, 218546838380, 327820257570, 393384309084, 491730386355, 655640515140, 983460772710, 1966921545420]

約数ペア:

[(1, 1966921545420), (2, 983460772710), (3, 655640515140), (4, 491730386355), (5, 393384309084), (6, 327820257570), (9, 218546838380), (10, 196692154542), (12, 163910128785), (13, 151301657340), (15, 131128103028), (18, 109273419190), (20, 98346077271), (26, 75650828670), (30, 65564051514), (36, 54636709595), (39, 50433885780), (45, 43709367676), (52, 37825414335), (60, 32782025757), (65, 30260331468), (78, 25216942890), (90, 21854683838), (117, 16811295260), (130, 15130165734), (156, 12608471445), (180, 10927341919), (195, 10086777156), (234, 8405647630), (260, 7565082867), (390, 5043388578), (468, 4202823815), (585, 3362259052), (780, 2521694289), (1170, 1681129526), (2340, 840564763)]