16638320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6709}}^1$

素因数の和:6753

約数の個数: 40

約数和(自身を含む): 39937920

約数和(自身を除く): 23299600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6709, 13418, 26836, 33545, 53672, 67090, 107344, 134180, 207979, 268360, 415958, 536720, 831916, 1039895, 1663832, 2079790, 3327664, 4159580, 8319160, 16638320]

約数ペア:

[(1, 16638320), (2, 8319160), (4, 4159580), (5, 3327664), (8, 2079790), (10, 1663832), (16, 1039895), (20, 831916), (31, 536720), (40, 415958), (62, 268360), (80, 207979), (124, 134180), (155, 107344), (248, 67090), (310, 53672), (496, 33545), (620, 26836), (1240, 13418), (2480, 6709)]