201364840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162391}}^1$

素因数の和:162433

約数の個数: 32

約数和(自身を含む): 467688960

約数和(自身を除く): 266324120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162391, 324782, 649564, 811955, 1299128, 1623910, 3247820, 5034121, 6495640, 10068242, 20136484, 25170605, 40272968, 50341210, 100682420, 201364840]

約数ペア:

[(1, 201364840), (2, 100682420), (4, 50341210), (5, 40272968), (8, 25170605), (10, 20136484), (20, 10068242), (31, 6495640), (40, 5034121), (62, 3247820), (124, 1623910), (155, 1299128), (248, 811955), (310, 649564), (620, 324782), (1240, 162391)]