20705601870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{279541}}^1$

素因数の和:280377

約数の個数: 48

約数和(自身を含む): 53900170272

約数和(自身を除く): 33194568402

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 823, 1646, 2469, 4115, 4938, 7407, 8230, 12345, 14814, 24690, 37035, 74070, 279541, 559082, 838623, 1397705, 1677246, 2515869, 2795410, 4193115, 5031738, 8386230, 12579345, 25158690, 230062243, 460124486, 690186729, 1150311215, 1380373458, 2070560187, 2300622430, 3450933645, 4141120374, 6901867290, 10352800935, 20705601870]

約数ペア:

[(1, 20705601870), (2, 10352800935), (3, 6901867290), (5, 4141120374), (6, 3450933645), (9, 2300622430), (10, 2070560187), (15, 1380373458), (18, 1150311215), (30, 690186729), (45, 460124486), (90, 230062243), (823, 25158690), (1646, 12579345), (2469, 8386230), (4115, 5031738), (4938, 4193115), (7407, 2795410), (8230, 2515869), (12345, 1677246), (14814, 1397705), (24690, 838623), (37035, 559082), (74070, 279541)]