20375910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4817}}^1$

素因数の和:4877

約数の個数: 48

約数和(自身を含む): 54115776

約数和(自身を除く): 33739866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 4817, 9634, 14451, 24085, 28902, 43353, 48170, 72255, 86706, 144510, 216765, 226399, 433530, 452798, 679197, 1131995, 1358394, 2037591, 2263990, 3395985, 4075182, 6791970, 10187955, 20375910]

約数ペア:

[(1, 20375910), (2, 10187955), (3, 6791970), (5, 4075182), (6, 3395985), (9, 2263990), (10, 2037591), (15, 1358394), (18, 1131995), (30, 679197), (45, 452798), (47, 433530), (90, 226399), (94, 216765), (141, 144510), (235, 86706), (282, 72255), (423, 48170), (470, 43353), (705, 28902), (846, 24085), (1410, 14451), (2115, 9634), (4230, 4817)]