4373720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{647}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 10672560

約数和(自身を除く): 6298840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 647, 676, 845, 1294, 1352, 1690, 2588, 3235, 3380, 5176, 6470, 6760, 8411, 12940, 16822, 25880, 33644, 42055, 67288, 84110, 109343, 168220, 218686, 336440, 437372, 546715, 874744, 1093430, 2186860, 4373720]

約数ペア:

[(1, 4373720), (2, 2186860), (4, 1093430), (5, 874744), (8, 546715), (10, 437372), (13, 336440), (20, 218686), (26, 168220), (40, 109343), (52, 84110), (65, 67288), (104, 42055), (130, 33644), (169, 25880), (260, 16822), (338, 12940), (520, 8411), (647, 6760), (676, 6470), (845, 5176), (1294, 3380), (1352, 3235), (1690, 2588)]