11820760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 31970160

約数和(自身を除く): 20149400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 163, 185, 196, 245, 259, 280, 296, 326, 370, 392, 490, 518, 652, 740, 815, 980, 1036, 1141, 1295, 1304, 1480, 1630, 1813, 1960, 2072, 2282, 2590, 3260, 3626, 4564, 5180, 5705, 6031, 6520, 7252, 7987, 9065, 9128, 10360, 11410, 12062, 14504, 15974, 18130, 22820, 24124, 30155, 31948, 36260, 39935, 42217, 45640, 48248, 60310, 63896, 72520, 79870, 84434, 120620, 159740, 168868, 211085, 241240, 295519, 319480, 337736, 422170, 591038, 844340, 1182076, 1477595, 1688680, 2364152, 2955190, 5910380, 11820760]

約数ペア:

[(1, 11820760), (2, 5910380), (4, 2955190), (5, 2364152), (7, 1688680), (8, 1477595), (10, 1182076), (14, 844340), (20, 591038), (28, 422170), (35, 337736), (37, 319480), (40, 295519), (49, 241240), (56, 211085), (70, 168868), (74, 159740), (98, 120620), (140, 84434), (148, 79870), (163, 72520), (185, 63896), (196, 60310), (245, 48248), (259, 45640), (280, 42217), (296, 39935), (326, 36260), (370, 31948), (392, 30155), (490, 24124), (518, 22820), (652, 18130), (740, 15974), (815, 14504), (980, 12062), (1036, 11410), (1141, 10360), (1295, 9128), (1304, 9065), (1480, 7987), (1630, 7252), (1813, 6520), (1960, 6031), (2072, 5705), (2282, 5180), (2590, 4564), (3260, 3626)]