16430480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18671}}^1$

素因数の和:18695

約数の個数: 40

約数和(自身を含む): 41675904

約数和(自身を除く): 25245424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 18671, 37342, 74684, 93355, 149368, 186710, 205381, 298736, 373420, 410762, 746840, 821524, 1026905, 1493680, 1643048, 2053810, 3286096, 4107620, 8215240, 16430480]

約数ペア:

[(1, 16430480), (2, 8215240), (4, 4107620), (5, 3286096), (8, 2053810), (10, 1643048), (11, 1493680), (16, 1026905), (20, 821524), (22, 746840), (40, 410762), (44, 373420), (55, 298736), (80, 205381), (88, 186710), (110, 149368), (176, 93355), (220, 74684), (440, 37342), (880, 18671)]