84970420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3011}}^1$

素因数の和:3120

約数の個数: 48

約数和(自身を含む): 191274048

約数和(自身を除く): 106303628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 3011, 5644, 6022, 7055, 12044, 14110, 15055, 28220, 30110, 51187, 60220, 102374, 204748, 249913, 255935, 499826, 511870, 999652, 1023740, 1249565, 2499130, 4248521, 4998260, 8497042, 16994084, 21242605, 42485210, 84970420]

約数ペア:

[(1, 84970420), (2, 42485210), (4, 21242605), (5, 16994084), (10, 8497042), (17, 4998260), (20, 4248521), (34, 2499130), (68, 1249565), (83, 1023740), (85, 999652), (166, 511870), (170, 499826), (332, 255935), (340, 249913), (415, 204748), (830, 102374), (1411, 60220), (1660, 51187), (2822, 30110), (3011, 28220), (5644, 15055), (6022, 14110), (7055, 12044)]