42207620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3349

約数の個数: 72

約数和(自身を含む): 111072024

約数和(自身を除く): 68864404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 3313, 6370, 6626, 12740, 13252, 16565, 23191, 33130, 43069, 46382, 66260, 86138, 92764, 115955, 162337, 172276, 215345, 231910, 301483, 324674, 430690, 463820, 602966, 649348, 811685, 861380, 1205932, 1507415, 1623370, 2110381, 3014830, 3246740, 4220762, 6029660, 8441524, 10551905, 21103810, 42207620]

約数ペア:

[(1, 42207620), (2, 21103810), (4, 10551905), (5, 8441524), (7, 6029660), (10, 4220762), (13, 3246740), (14, 3014830), (20, 2110381), (26, 1623370), (28, 1507415), (35, 1205932), (49, 861380), (52, 811685), (65, 649348), (70, 602966), (91, 463820), (98, 430690), (130, 324674), (140, 301483), (182, 231910), (196, 215345), (245, 172276), (260, 162337), (364, 115955), (455, 92764), (490, 86138), (637, 66260), (910, 46382), (980, 43069), (1274, 33130), (1820, 23191), (2548, 16565), (3185, 13252), (3313, 12740), (6370, 6626)]