20433720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3623}}^1$

素因数の和:3684

約数の個数: 64

約数和(自身を含む): 62622720

約数和(自身を除く): 42189000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3623, 5640, 7246, 10869, 14492, 18115, 21738, 28984, 36230, 43476, 54345, 72460, 86952, 108690, 144920, 170281, 217380, 340562, 434760, 510843, 681124, 851405, 1021686, 1362248, 1702810, 2043372, 2554215, 3405620, 4086744, 5108430, 6811240, 10216860, 20433720]

約数ペア:

[(1, 20433720), (2, 10216860), (3, 6811240), (4, 5108430), (5, 4086744), (6, 3405620), (8, 2554215), (10, 2043372), (12, 1702810), (15, 1362248), (20, 1021686), (24, 851405), (30, 681124), (40, 510843), (47, 434760), (60, 340562), (94, 217380), (120, 170281), (141, 144920), (188, 108690), (235, 86952), (282, 72460), (376, 54345), (470, 43476), (564, 36230), (705, 28984), (940, 21738), (1128, 18115), (1410, 14492), (1880, 10869), (2820, 7246), (3623, 5640)]