948356780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{4049}}^1$

素因数の和:4311

約数の個数: 72

約数和(自身を含む): 2326968000

約数和(自身を除く): 1378611220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 239, 245, 478, 490, 956, 980, 1195, 1673, 2390, 3346, 4049, 4780, 6692, 8098, 8365, 11711, 16196, 16730, 20245, 23422, 28343, 33460, 40490, 46844, 56686, 58555, 80980, 113372, 117110, 141715, 198401, 234220, 283430, 396802, 566860, 793604, 967711, 992005, 1935422, 1984010, 3870844, 3968020, 4838555, 6773977, 9677110, 13547954, 19354220, 27095908, 33869885, 47417839, 67739770, 94835678, 135479540, 189671356, 237089195, 474178390, 948356780]

約数ペア:

[(1, 948356780), (2, 474178390), (4, 237089195), (5, 189671356), (7, 135479540), (10, 94835678), (14, 67739770), (20, 47417839), (28, 33869885), (35, 27095908), (49, 19354220), (70, 13547954), (98, 9677110), (140, 6773977), (196, 4838555), (239, 3968020), (245, 3870844), (478, 1984010), (490, 1935422), (956, 992005), (980, 967711), (1195, 793604), (1673, 566860), (2390, 396802), (3346, 283430), (4049, 234220), (4780, 198401), (6692, 141715), (8098, 117110), (8365, 113372), (11711, 80980), (16196, 58555), (16730, 56686), (20245, 46844), (23422, 40490), (28343, 33460)]