12387340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3847}}^1$

素因数の和:3886

約数の個数: 48

約数和(自身を含む): 31030272

約数和(自身を除く): 18642932

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, 3847, 7694, 15388, 19235, 26929, 38470, 53858, 76940, 88481, 107716, 134645, 176962, 269290, 353924, 442405, 538580, 619367, 884810, 1238734, 1769620, 2477468, 3096835, 6193670, 12387340]

約数ペア:

[(1, 12387340), (2, 6193670), (4, 3096835), (5, 2477468), (7, 1769620), (10, 1238734), (14, 884810), (20, 619367), (23, 538580), (28, 442405), (35, 353924), (46, 269290), (70, 176962), (92, 134645), (115, 107716), (140, 88481), (161, 76940), (230, 53858), (322, 38470), (460, 26929), (644, 19235), (805, 15388), (1610, 7694), (3220, 3847)]