420746736

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{515621}}^1$

素因数の和:515649

約数の個数: 40

約数和(自身を含む): 1150868304

約数和(自身を除く): 730121568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 515621, 1031242, 1546863, 2062484, 3093726, 4124968, 6187452, 8249936, 8765557, 12374904, 17531114, 24749808, 26296671, 35062228, 52593342, 70124456, 105186684, 140248912, 210373368, 420746736]

約数ペア:

[(1, 420746736), (2, 210373368), (3, 140248912), (4, 105186684), (6, 70124456), (8, 52593342), (12, 35062228), (16, 26296671), (17, 24749808), (24, 17531114), (34, 12374904), (48, 8765557), (51, 8249936), (68, 6187452), (102, 4124968), (136, 3093726), (204, 2062484), (272, 1546863), (408, 1031242), (816, 515621)]