127589740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3511}}^1$

素因数の和:3622

約数の個数: 48

約数和(自身を含む): 283207680

約数和(自身を除く): 155617940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3511, 3634, 7022, 7268, 9085, 14044, 17555, 18170, 35110, 36340, 70220, 80753, 161506, 277369, 323012, 403765, 554738, 807530, 1109476, 1386845, 1615060, 2773690, 5547380, 6379487, 12758974, 25517948, 31897435, 63794870, 127589740]

約数ペア:

[(1, 127589740), (2, 63794870), (4, 31897435), (5, 25517948), (10, 12758974), (20, 6379487), (23, 5547380), (46, 2773690), (79, 1615060), (92, 1386845), (115, 1109476), (158, 807530), (230, 554738), (316, 403765), (395, 323012), (460, 277369), (790, 161506), (1580, 80753), (1817, 70220), (3511, 36340), (3634, 35110), (7022, 18170), (7268, 17555), (9085, 14044)]