816808520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109199}}^1$

素因数の和:109238

約数の個数: 64

約数和(自身を含む): 2122848000

約数和(自身を除く): 1306039480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 109199, 218398, 436796, 545995, 873592, 1091990, 1201189, 1856383, 2183980, 2402378, 3712766, 4367960, 4804756, 6005945, 7425532, 9281915, 9609512, 12011890, 14851064, 18563830, 20420213, 24023780, 37127660, 40840426, 48047560, 74255320, 81680852, 102101065, 163361704, 204202130, 408404260, 816808520]

約数ペア:

[(1, 816808520), (2, 408404260), (4, 204202130), (5, 163361704), (8, 102101065), (10, 81680852), (11, 74255320), (17, 48047560), (20, 40840426), (22, 37127660), (34, 24023780), (40, 20420213), (44, 18563830), (55, 14851064), (68, 12011890), (85, 9609512), (88, 9281915), (110, 7425532), (136, 6005945), (170, 4804756), (187, 4367960), (220, 3712766), (340, 2402378), (374, 2183980), (440, 1856383), (680, 1201189), (748, 1091990), (935, 873592), (1496, 545995), (1870, 436796), (3740, 218398), (7480, 109199)]