78826460

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{39023}}^1$

素因数の和:39133

約数の個数: 24

約数和(自身を含む): 167178816

約数和(自身を除く): 88352356

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 39023, 78046, 156092, 195115, 390230, 780460, 3941323, 7882646, 15765292, 19706615, 39413230, 78826460]

約数ペア:

[(1, 78826460), (2, 39413230), (4, 19706615), (5, 15765292), (10, 7882646), (20, 3941323), (101, 780460), (202, 390230), (404, 195115), (505, 156092), (1010, 78046), (2020, 39023)]