89712680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{118043}}^1$

素因数の和:118073

約数の個数: 32

約数和(自身を含む): 212479200

約数和(自身を除く): 122766520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 118043, 236086, 472172, 590215, 944344, 1180430, 2242817, 2360860, 4485634, 4721720, 8971268, 11214085, 17942536, 22428170, 44856340, 89712680]

約数ペア:

[(1, 89712680), (2, 44856340), (4, 22428170), (5, 17942536), (8, 11214085), (10, 8971268), (19, 4721720), (20, 4485634), (38, 2360860), (40, 2242817), (76, 1180430), (95, 944344), (152, 590215), (190, 472172), (380, 236086), (760, 118043)]