42587440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 114331968

約数和(自身を除く): 71744528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 673, 791, 904, 1130, 1346, 1582, 1808, 2260, 2692, 3164, 3365, 3955, 4520, 4711, 5384, 6328, 6730, 7910, 9040, 9422, 10768, 12656, 13460, 15820, 18844, 23555, 26920, 31640, 37688, 47110, 53840, 63280, 75376, 76049, 94220, 152098, 188440, 304196, 376880, 380245, 532343, 608392, 760490, 1064686, 1216784, 1520980, 2129372, 2661715, 3041960, 4258744, 5323430, 6083920, 8517488, 10646860, 21293720, 42587440]

約数ペア:

[(1, 42587440), (2, 21293720), (4, 10646860), (5, 8517488), (7, 6083920), (8, 5323430), (10, 4258744), (14, 3041960), (16, 2661715), (20, 2129372), (28, 1520980), (35, 1216784), (40, 1064686), (56, 760490), (70, 608392), (80, 532343), (112, 380245), (113, 376880), (140, 304196), (226, 188440), (280, 152098), (452, 94220), (560, 76049), (565, 75376), (673, 63280), (791, 53840), (904, 47110), (1130, 37688), (1346, 31640), (1582, 26920), (1808, 23555), (2260, 18844), (2692, 15820), (3164, 13460), (3365, 12656), (3955, 10768), (4520, 9422), (4711, 9040), (5384, 7910), (6328, 6730)]