2100047390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{225569}}^1$

素因数の和:225609

約数の個数: 48

約数和(自身を含む): 4628696400

約数和(自身を除く): 2528649010

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 225569, 451138, 1127845, 1578983, 2255690, 3157966, 4285811, 7894915, 8571622, 11052881, 15789830, 21429055, 22105762, 30000677, 42858110, 55264405, 60001354, 110528810, 150003385, 210004739, 300006770, 420009478, 1050023695, 2100047390]

約数ペア:

[(1, 2100047390), (2, 1050023695), (5, 420009478), (7, 300006770), (10, 210004739), (14, 150003385), (19, 110528810), (35, 60001354), (38, 55264405), (49, 42858110), (70, 30000677), (95, 22105762), (98, 21429055), (133, 15789830), (190, 11052881), (245, 8571622), (266, 7894915), (490, 4285811), (665, 3157966), (931, 2255690), (1330, 1578983), (1862, 1127845), (4655, 451138), (9310, 225569)]