129369940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40177}}^1$

素因数の和:40216

約数の個数: 48

約数和(自身を含む): 323995392

約数和(自身を除く): 194625452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 40177, 80354, 160708, 200885, 281239, 401770, 562478, 803540, 924071, 1124956, 1406195, 1848142, 2812390, 3696284, 4620355, 5624780, 6468497, 9240710, 12936994, 18481420, 25873988, 32342485, 64684970, 129369940]

約数ペア:

[(1, 129369940), (2, 64684970), (4, 32342485), (5, 25873988), (7, 18481420), (10, 12936994), (14, 9240710), (20, 6468497), (23, 5624780), (28, 4620355), (35, 3696284), (46, 2812390), (70, 1848142), (92, 1406195), (115, 1124956), (140, 924071), (161, 803540), (230, 562478), (322, 401770), (460, 281239), (644, 200885), (805, 160708), (1610, 80354), (3220, 40177)]