187859660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 402398976

約数和(自身を除く): 214539316

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 223, 292, 365, 446, 577, 730, 892, 1115, 1154, 1460, 2230, 2308, 2885, 4460, 5770, 11540, 16279, 32558, 42121, 65116, 81395, 84242, 128671, 162790, 168484, 210605, 257342, 325580, 421210, 514684, 643355, 842420, 1286710, 2573420, 9392983, 18785966, 37571932, 46964915, 93929830, 187859660]

約数ペア:

[(1, 187859660), (2, 93929830), (4, 46964915), (5, 37571932), (10, 18785966), (20, 9392983), (73, 2573420), (146, 1286710), (223, 842420), (292, 643355), (365, 514684), (446, 421210), (577, 325580), (730, 257342), (892, 210605), (1115, 168484), (1154, 162790), (1460, 128671), (2230, 84242), (2308, 81395), (2885, 65116), (4460, 42121), (5770, 32558), (11540, 16279)]