9983240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 23708160

約数和(自身を除く): 13724920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 97, 124, 155, 166, 194, 248, 310, 332, 388, 415, 485, 620, 664, 776, 830, 970, 1240, 1660, 1940, 2573, 3007, 3320, 3880, 5146, 6014, 8051, 10292, 12028, 12865, 15035, 16102, 20584, 24056, 25730, 30070, 32204, 40255, 51460, 60140, 64408, 80510, 102920, 120280, 161020, 249581, 322040, 499162, 998324, 1247905, 1996648, 2495810, 4991620, 9983240]

約数ペア:

[(1, 9983240), (2, 4991620), (4, 2495810), (5, 1996648), (8, 1247905), (10, 998324), (20, 499162), (31, 322040), (40, 249581), (62, 161020), (83, 120280), (97, 102920), (124, 80510), (155, 64408), (166, 60140), (194, 51460), (248, 40255), (310, 32204), (332, 30070), (388, 25730), (415, 24056), (485, 20584), (620, 16102), (664, 15035), (776, 12865), (830, 12028), (970, 10292), (1240, 8051), (1660, 6014), (1940, 5146), (2573, 3880), (3007, 3320)]