40389566

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12071}}^1$

素因数の和:12319

約数の個数: 16

約数和(自身を含む): 69534720

約数和(自身を除く): 29145154

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 12071, 24142, 84497, 168994, 2884969, 5769938, 20194783, 40389566]

約数ペア:

[(1, 40389566), (2, 20194783), (7, 5769938), (14, 2884969), (239, 168994), (478, 84497), (1673, 24142), (3346, 12071)]