120739040

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1801}}^1$

素因数の和:2235

約数の個数: 48

約数和(自身を含む): 286085520

約数和(自身を除く): 165346480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 1801, 2095, 3352, 3602, 4190, 6704, 7204, 8380, 9005, 13408, 14408, 16760, 18010, 28816, 33520, 36020, 57632, 67040, 72040, 144080, 288160, 754619, 1509238, 3018476, 3773095, 6036952, 7546190, 12073904, 15092380, 24147808, 30184760, 60369520, 120739040]

約数ペア:

[(1, 120739040), (2, 60369520), (4, 30184760), (5, 24147808), (8, 15092380), (10, 12073904), (16, 7546190), (20, 6036952), (32, 3773095), (40, 3018476), (80, 1509238), (160, 754619), (419, 288160), (838, 144080), (1676, 72040), (1801, 67040), (2095, 57632), (3352, 36020), (3602, 33520), (4190, 28816), (6704, 18010), (7204, 16760), (8380, 14408), (9005, 13408)]