248696120

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{5507}}^1$

素因数の和:6647

約数の個数: 32

約数和(自身を含む): 560163600

約数和(自身を除く): 311467480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 4516, 5507, 5645, 9032, 11014, 11290, 22028, 22580, 27535, 44056, 45160, 55070, 110140, 220280, 6217403, 12434806, 24869612, 31087015, 49739224, 62174030, 124348060, 248696120]

約数ペア:

[(1, 248696120), (2, 124348060), (4, 62174030), (5, 49739224), (8, 31087015), (10, 24869612), (20, 12434806), (40, 6217403), (1129, 220280), (2258, 110140), (4516, 55070), (5507, 45160), (5645, 44056), (9032, 27535), (11014, 22580), (11290, 22028)]