280060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 685440

約数和(自身を除く): 405380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 67, 76, 95, 110, 134, 190, 209, 220, 268, 335, 380, 418, 670, 737, 836, 1045, 1273, 1340, 1474, 2090, 2546, 2948, 3685, 4180, 5092, 6365, 7370, 12730, 14003, 14740, 25460, 28006, 56012, 70015, 140030, 280060]

約数ペア:

[(1, 280060), (2, 140030), (4, 70015), (5, 56012), (10, 28006), (11, 25460), (19, 14740), (20, 14003), (22, 12730), (38, 7370), (44, 6365), (55, 5092), (67, 4180), (76, 3685), (95, 2948), (110, 2546), (134, 2090), (190, 1474), (209, 1340), (220, 1273), (268, 1045), (335, 836), (380, 737), (418, 670)]