1640559740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1\times {\mathrm{3373}}^1$

素因数の和:3758

約数の個数: 48

約数和(自身を含む): 3499620768

約数和(自身を除く): 1859061028

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 293, 332, 415, 586, 830, 1172, 1465, 1660, 2930, 3373, 5860, 6746, 13492, 16865, 24319, 33730, 48638, 67460, 97276, 121595, 243190, 279959, 486380, 559918, 988289, 1119836, 1399795, 1976578, 2799590, 3953156, 4941445, 5599180, 9882890, 19765780, 82027987, 164055974, 328111948, 410139935, 820279870, 1640559740]

約数ペア:

[(1, 1640559740), (2, 820279870), (4, 410139935), (5, 328111948), (10, 164055974), (20, 82027987), (83, 19765780), (166, 9882890), (293, 5599180), (332, 4941445), (415, 3953156), (586, 2799590), (830, 1976578), (1172, 1399795), (1465, 1119836), (1660, 988289), (2930, 559918), (3373, 486380), (5860, 279959), (6746, 243190), (13492, 121595), (16865, 97276), (24319, 67460), (33730, 48638)]