19007440

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4027}}^1$

素因数の和:4099

約数の個数: 40

約数和(自身を含む): 44952480

約数和(自身を除く): 25945040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4027, 4720, 8054, 16108, 20135, 32216, 40270, 64432, 80540, 161080, 237593, 322160, 475186, 950372, 1187965, 1900744, 2375930, 3801488, 4751860, 9503720, 19007440]

約数ペア:

[(1, 19007440), (2, 9503720), (4, 4751860), (5, 3801488), (8, 2375930), (10, 1900744), (16, 1187965), (20, 950372), (40, 475186), (59, 322160), (80, 237593), (118, 161080), (236, 80540), (295, 64432), (472, 40270), (590, 32216), (944, 20135), (1180, 16108), (2360, 8054), (4027, 4720)]