2098872760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{3617}}^1$

素因数の和:3880

約数の個数: 64

約数和(自身を含む): 4806151200

約数和(自身を除く): 2707278440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 163, 178, 326, 356, 445, 652, 712, 815, 890, 1304, 1630, 1780, 3260, 3560, 3617, 6520, 7234, 14468, 14507, 18085, 28936, 29014, 36170, 58028, 72340, 72535, 116056, 144680, 145070, 290140, 321913, 580280, 589571, 643826, 1179142, 1287652, 1609565, 2358284, 2575304, 2947855, 3219130, 4716568, 5895710, 6438260, 11791420, 12876520, 23582840, 52471819, 104943638, 209887276, 262359095, 419774552, 524718190, 1049436380, 2098872760]

約数ペア:

[(1, 2098872760), (2, 1049436380), (4, 524718190), (5, 419774552), (8, 262359095), (10, 209887276), (20, 104943638), (40, 52471819), (89, 23582840), (163, 12876520), (178, 11791420), (326, 6438260), (356, 5895710), (445, 4716568), (652, 3219130), (712, 2947855), (815, 2575304), (890, 2358284), (1304, 1609565), (1630, 1287652), (1780, 1179142), (3260, 643826), (3560, 589571), (3617, 580280), (6520, 321913), (7234, 290140), (14468, 145070), (14507, 144680), (18085, 116056), (28936, 72535), (29014, 72340), (36170, 58028)]