8142460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 18450432

約数和(自身を除く): 10307972

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 571, 620, 713, 1142, 1426, 2284, 2852, 2855, 3565, 5710, 7130, 11420, 13133, 14260, 17701, 26266, 35402, 52532, 65665, 70804, 88505, 131330, 177010, 262660, 354020, 407123, 814246, 1628492, 2035615, 4071230, 8142460]

約数ペア:

[(1, 8142460), (2, 4071230), (4, 2035615), (5, 1628492), (10, 814246), (20, 407123), (23, 354020), (31, 262660), (46, 177010), (62, 131330), (92, 88505), (115, 70804), (124, 65665), (155, 52532), (230, 35402), (310, 26266), (460, 17701), (571, 14260), (620, 13133), (713, 11420), (1142, 7130), (1426, 5710), (2284, 3565), (2852, 2855)]