2506820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 5706288

約数和(自身を除く): 3199468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 101, 146, 170, 202, 292, 340, 365, 404, 505, 730, 1010, 1241, 1460, 1717, 2020, 2482, 3434, 4964, 6205, 6868, 7373, 8585, 12410, 14746, 17170, 24820, 29492, 34340, 36865, 73730, 125341, 147460, 250682, 501364, 626705, 1253410, 2506820]

約数ペア:

[(1, 2506820), (2, 1253410), (4, 626705), (5, 501364), (10, 250682), (17, 147460), (20, 125341), (34, 73730), (68, 36865), (73, 34340), (85, 29492), (101, 24820), (146, 17170), (170, 14746), (202, 12410), (292, 8585), (340, 7373), (365, 6868), (404, 6205), (505, 4964), (730, 3434), (1010, 2482), (1241, 2020), (1460, 1717)]