38177860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 94227840

約数和(自身を除く): 56049980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 163, 196, 239, 245, 326, 478, 490, 652, 815, 956, 980, 1141, 1195, 1630, 1673, 2282, 2390, 3260, 3346, 4564, 4780, 5705, 6692, 7987, 8365, 11410, 11711, 15974, 16730, 22820, 23422, 31948, 33460, 38957, 39935, 46844, 58555, 77914, 79870, 117110, 155828, 159740, 194785, 234220, 272699, 389570, 545398, 779140, 1090796, 1363495, 1908893, 2726990, 3817786, 5453980, 7635572, 9544465, 19088930, 38177860]

約数ペア:

[(1, 38177860), (2, 19088930), (4, 9544465), (5, 7635572), (7, 5453980), (10, 3817786), (14, 2726990), (20, 1908893), (28, 1363495), (35, 1090796), (49, 779140), (70, 545398), (98, 389570), (140, 272699), (163, 234220), (196, 194785), (239, 159740), (245, 155828), (326, 117110), (478, 79870), (490, 77914), (652, 58555), (815, 46844), (956, 39935), (980, 38957), (1141, 33460), (1195, 31948), (1630, 23422), (1673, 22820), (2282, 16730), (2390, 15974), (3260, 11711), (3346, 11410), (4564, 8365), (4780, 7987), (5705, 6692)]