42170380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1163}}^1$

素因数の和:1223

約数の個数: 72

約数和(自身を含む): 105891408

約数和(自身を除く): 63721028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1163, 1295, 1813, 2326, 2590, 3626, 4652, 5180, 5815, 7252, 8141, 9065, 11630, 16282, 18130, 23260, 32564, 36260, 40705, 43031, 56987, 81410, 86062, 113974, 162820, 172124, 215155, 227948, 284935, 301217, 430310, 569870, 602434, 860620, 1139740, 1204868, 1506085, 2108519, 3012170, 4217038, 6024340, 8434076, 10542595, 21085190, 42170380]

約数ペア:

[(1, 42170380), (2, 21085190), (4, 10542595), (5, 8434076), (7, 6024340), (10, 4217038), (14, 3012170), (20, 2108519), (28, 1506085), (35, 1204868), (37, 1139740), (49, 860620), (70, 602434), (74, 569870), (98, 430310), (140, 301217), (148, 284935), (185, 227948), (196, 215155), (245, 172124), (259, 162820), (370, 113974), (490, 86062), (518, 81410), (740, 56987), (980, 43031), (1036, 40705), (1163, 36260), (1295, 32564), (1813, 23260), (2326, 18130), (2590, 16282), (3626, 11630), (4652, 9065), (5180, 8141), (5815, 7252)]