38951380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4049}}^1$

素因数の和:4108

約数の個数: 48

約数和(自身を含む): 90493200

約数和(自身を除く): 51541820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4049, 4810, 8098, 9620, 16196, 20245, 40490, 52637, 80980, 105274, 149813, 210548, 263185, 299626, 526370, 599252, 749065, 1052740, 1498130, 1947569, 2996260, 3895138, 7790276, 9737845, 19475690, 38951380]

約数ペア:

[(1, 38951380), (2, 19475690), (4, 9737845), (5, 7790276), (10, 3895138), (13, 2996260), (20, 1947569), (26, 1498130), (37, 1052740), (52, 749065), (65, 599252), (74, 526370), (130, 299626), (148, 263185), (185, 210548), (260, 149813), (370, 105274), (481, 80980), (740, 52637), (962, 40490), (1924, 20245), (2405, 16196), (4049, 9620), (4810, 8098)]