1042340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 2493120

約数和(自身を除く): 1450780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 211, 247, 260, 380, 422, 494, 844, 988, 1055, 1235, 2110, 2470, 2743, 4009, 4220, 4940, 5486, 8018, 10972, 13715, 16036, 20045, 27430, 40090, 52117, 54860, 80180, 104234, 208468, 260585, 521170, 1042340]

約数ペア:

[(1, 1042340), (2, 521170), (4, 260585), (5, 208468), (10, 104234), (13, 80180), (19, 54860), (20, 52117), (26, 40090), (38, 27430), (52, 20045), (65, 16036), (76, 13715), (95, 10972), (130, 8018), (190, 5486), (211, 4940), (247, 4220), (260, 4009), (380, 2743), (422, 2470), (494, 2110), (844, 1235), (988, 1055)]