305945420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{3319}}^1$

素因数の和:3758

約数の個数: 48

約数和(自身を含む): 702777600

約数和(自身を除く): 396832180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 1676, 2095, 3319, 4190, 4609, 6638, 8380, 9218, 13276, 16595, 18436, 23045, 33190, 36509, 46090, 66380, 73018, 92180, 146036, 182545, 365090, 730180, 1390661, 2781322, 5562644, 6953305, 13906610, 15297271, 27813220, 30594542, 61189084, 76486355, 152972710, 305945420]

約数ペア:

[(1, 305945420), (2, 152972710), (4, 76486355), (5, 61189084), (10, 30594542), (11, 27813220), (20, 15297271), (22, 13906610), (44, 6953305), (55, 5562644), (110, 2781322), (220, 1390661), (419, 730180), (838, 365090), (1676, 182545), (2095, 146036), (3319, 92180), (4190, 73018), (4609, 66380), (6638, 46090), (8380, 36509), (9218, 33190), (13276, 23045), (16595, 18436)]