2084680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 5342400

約数和(自身を除く): 3257720

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 211, 247, 260, 380, 422, 494, 520, 760, 844, 988, 1055, 1235, 1688, 1976, 2110, 2470, 2743, 4009, 4220, 4940, 5486, 8018, 8440, 9880, 10972, 13715, 16036, 20045, 21944, 27430, 32072, 40090, 52117, 54860, 80180, 104234, 109720, 160360, 208468, 260585, 416936, 521170, 1042340, 2084680]

約数ペア:

[(1, 2084680), (2, 1042340), (4, 521170), (5, 416936), (8, 260585), (10, 208468), (13, 160360), (19, 109720), (20, 104234), (26, 80180), (38, 54860), (40, 52117), (52, 40090), (65, 32072), (76, 27430), (95, 21944), (104, 20045), (130, 16036), (152, 13715), (190, 10972), (211, 9880), (247, 8440), (260, 8018), (380, 5486), (422, 4940), (494, 4220), (520, 4009), (760, 2743), (844, 2470), (988, 2110), (1055, 1976), (1235, 1688)]