20121012730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1163737}}^1$

素因数の和:1163783

約数の個数: 64

約数和(自身を含む): 46921916160

約数和(自身を除く): 26800903430

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 8645, 17290, 1163737, 2327474, 5818685, 8146159, 11637370, 15128581, 16292318, 22111003, 30257162, 40730795, 44222006, 75642905, 81461590, 105900067, 110555015, 151285810, 154777021, 211800134, 221110030, 287443039, 309554042, 529500335, 574886078, 773885105, 1059000670, 1437215195, 1547770210, 2012101273, 2874430390, 4024202546, 10060506365, 20121012730]

約数ペア:

[(1, 20121012730), (2, 10060506365), (5, 4024202546), (7, 2874430390), (10, 2012101273), (13, 1547770210), (14, 1437215195), (19, 1059000670), (26, 773885105), (35, 574886078), (38, 529500335), (65, 309554042), (70, 287443039), (91, 221110030), (95, 211800134), (130, 154777021), (133, 151285810), (182, 110555015), (190, 105900067), (247, 81461590), (266, 75642905), (455, 44222006), (494, 40730795), (665, 30257162), (910, 22111003), (1235, 16292318), (1330, 15128581), (1729, 11637370), (2470, 8146159), (3458, 5818685), (8645, 2327474), (17290, 1163737)]