981420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1487}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 2999808

約数和(自身を除く): 2018388

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1487, 2974, 4461, 5948, 7435, 8922, 14870, 16357, 17844, 22305, 29740, 32714, 44610, 49071, 65428, 81785, 89220, 98142, 163570, 196284, 245355, 327140, 490710, 981420]

約数ペア:

[(1, 981420), (2, 490710), (3, 327140), (4, 245355), (5, 196284), (6, 163570), (10, 98142), (11, 89220), (12, 81785), (15, 65428), (20, 49071), (22, 44610), (30, 32714), (33, 29740), (44, 22305), (55, 17844), (60, 16357), (66, 14870), (110, 8922), (132, 7435), (165, 5948), (220, 4461), (330, 2974), (660, 1487)]