388491430

素因数分解:

$2^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{39521}}^1$

素因数の和:40511

約数の個数: 16

約数和(自身を含む): 700013664

約数和(自身を除く): 311522234

約数列:

[1, 2, 5, 10, 983, 1966, 4915, 9830, 39521, 79042, 197605, 395210, 38849143, 77698286, 194245715, 388491430]

約数ペア:

[(1, 388491430), (2, 194245715), (5, 77698286), (10, 38849143), (983, 395210), (1966, 197605), (4915, 79042), (9830, 39521)]