14287420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 35622720

約数和(自身を除く): 21335300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 239, 244, 245, 305, 427, 478, 490, 610, 854, 956, 980, 1195, 1220, 1673, 1708, 2135, 2390, 2989, 3346, 4270, 4780, 5978, 6692, 8365, 8540, 11711, 11956, 14579, 14945, 16730, 23422, 29158, 29890, 33460, 46844, 58316, 58555, 59780, 72895, 102053, 117110, 145790, 204106, 234220, 291580, 408212, 510265, 714371, 1020530, 1428742, 2041060, 2857484, 3571855, 7143710, 14287420]

約数ペア:

[(1, 14287420), (2, 7143710), (4, 3571855), (5, 2857484), (7, 2041060), (10, 1428742), (14, 1020530), (20, 714371), (28, 510265), (35, 408212), (49, 291580), (61, 234220), (70, 204106), (98, 145790), (122, 117110), (140, 102053), (196, 72895), (239, 59780), (244, 58555), (245, 58316), (305, 46844), (427, 33460), (478, 29890), (490, 29158), (610, 23422), (854, 16730), (956, 14945), (980, 14579), (1195, 11956), (1220, 11711), (1673, 8540), (1708, 8365), (2135, 6692), (2390, 5978), (2989, 4780), (3346, 4270)]