19663620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14249}}^1$

素因数の和:14284

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 37792380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14249, 28498, 42747, 56996, 71245, 85494, 142490, 170988, 213735, 284980, 327727, 427470, 655454, 854940, 983181, 1310908, 1638635, 1966362, 3277270, 3932724, 4915905, 6554540, 9831810, 19663620]

約数ペア:

[(1, 19663620), (2, 9831810), (3, 6554540), (4, 4915905), (5, 3932724), (6, 3277270), (10, 1966362), (12, 1638635), (15, 1310908), (20, 983181), (23, 854940), (30, 655454), (46, 427470), (60, 327727), (69, 284980), (92, 213735), (115, 170988), (138, 142490), (230, 85494), (276, 71245), (345, 56996), (460, 42747), (690, 28498), (1380, 14249)]