539240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 1406160

約数和(自身を除く): 866920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 61, 65, 68, 85, 104, 122, 130, 136, 170, 221, 244, 260, 305, 340, 442, 488, 520, 610, 680, 793, 884, 1037, 1105, 1220, 1586, 1768, 2074, 2210, 2440, 3172, 3965, 4148, 4420, 5185, 6344, 7930, 8296, 8840, 10370, 13481, 15860, 20740, 26962, 31720, 41480, 53924, 67405, 107848, 134810, 269620, 539240]

約数ペア:

[(1, 539240), (2, 269620), (4, 134810), (5, 107848), (8, 67405), (10, 53924), (13, 41480), (17, 31720), (20, 26962), (26, 20740), (34, 15860), (40, 13481), (52, 10370), (61, 8840), (65, 8296), (68, 7930), (85, 6344), (104, 5185), (122, 4420), (130, 4148), (136, 3965), (170, 3172), (221, 2440), (244, 2210), (260, 2074), (305, 1768), (340, 1586), (442, 1220), (488, 1105), (520, 1037), (610, 884), (680, 793)]