490079661620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{32051}}^1\times {\mathrm{20663}}^1$

素因数の和:52760

約数の個数: 48

約数和(自身を含む): 1057066754688

約数和(自身を除く): 566987093068

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 20663, 32051, 41326, 64102, 82652, 103315, 128204, 160255, 206630, 320510, 413260, 641020, 764531, 1185887, 1529062, 2371774, 3058124, 3822655, 4743548, 5929435, 7645310, 11858870, 15290620, 23717740, 662269813, 1324539626, 2649079252, 3311349065, 6622698130, 13245396260, 24503983081, 49007966162, 98015932324, 122519915405, 245039830810, 490079661620]

約数ペア:

[(1, 490079661620), (2, 245039830810), (4, 122519915405), (5, 98015932324), (10, 49007966162), (20, 24503983081), (37, 13245396260), (74, 6622698130), (148, 3311349065), (185, 2649079252), (370, 1324539626), (740, 662269813), (20663, 23717740), (32051, 15290620), (41326, 11858870), (64102, 7645310), (82652, 5929435), (103315, 4743548), (128204, 3822655), (160255, 3058124), (206630, 2371774), (320510, 1529062), (413260, 1185887), (641020, 764531)]