1620437950

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{1583}}^1$

素因数の和:2001

約数の個数: 48

約数和(自身を含む): 3075874560

約数和(自身を除く): 1455436610

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 347, 590, 694, 1475, 1583, 1735, 2950, 3166, 3470, 7915, 8675, 15830, 17350, 20473, 39575, 40946, 79150, 93397, 102365, 186794, 204730, 466985, 511825, 549301, 933970, 1023650, 1098602, 2334925, 2746505, 4669850, 5493010, 13732525, 27465050, 32408759, 64817518, 162043795, 324087590, 810218975, 1620437950]

約数ペア:

[(1, 1620437950), (2, 810218975), (5, 324087590), (10, 162043795), (25, 64817518), (50, 32408759), (59, 27465050), (118, 13732525), (295, 5493010), (347, 4669850), (590, 2746505), (694, 2334925), (1475, 1098602), (1583, 1023650), (1735, 933970), (2950, 549301), (3166, 511825), (3470, 466985), (7915, 204730), (8675, 186794), (15830, 102365), (17350, 93397), (20473, 79150), (39575, 40946)]