1212126860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{509297}}^1$

素因数の和:509330

約数の個数: 48

約数和(自身を含む): 3080234304

約数和(自身を除く): 1868107444

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 509297, 1018594, 2037188, 2546485, 3565079, 5092970, 7130158, 8658049, 10185940, 14260316, 17316098, 17825395, 34632196, 35650790, 43290245, 60606343, 71301580, 86580490, 121212686, 173160980, 242425372, 303031715, 606063430, 1212126860]

約数ペア:

[(1, 1212126860), (2, 606063430), (4, 303031715), (5, 242425372), (7, 173160980), (10, 121212686), (14, 86580490), (17, 71301580), (20, 60606343), (28, 43290245), (34, 35650790), (35, 34632196), (68, 17825395), (70, 17316098), (85, 14260316), (119, 10185940), (140, 8658049), (170, 7130158), (238, 5092970), (340, 3565079), (476, 2546485), (595, 2037188), (1190, 1018594), (2380, 509297)]