180880252

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137447}}^1$

素因数の和:137505

約数の個数: 24

約数和(自身を含む): 369460224

約数和(自身を除く): 188579972

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 137447, 274894, 549788, 962129, 1924258, 3848516, 6460009, 12920018, 25840036, 45220063, 90440126, 180880252]

約数ペア:

[(1, 180880252), (2, 90440126), (4, 45220063), (7, 25840036), (14, 12920018), (28, 6460009), (47, 3848516), (94, 1924258), (188, 962129), (329, 549788), (658, 274894), (1316, 137447)]