4397660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 9821952

約数和(自身を除く): 5424292

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 173, 205, 310, 346, 410, 620, 692, 820, 865, 1271, 1730, 2542, 3460, 5084, 5363, 6355, 7093, 10726, 12710, 14186, 21452, 25420, 26815, 28372, 35465, 53630, 70930, 107260, 141860, 219883, 439766, 879532, 1099415, 2198830, 4397660]

約数ペア:

[(1, 4397660), (2, 2198830), (4, 1099415), (5, 879532), (10, 439766), (20, 219883), (31, 141860), (41, 107260), (62, 70930), (82, 53630), (124, 35465), (155, 28372), (164, 26815), (173, 25420), (205, 21452), (310, 14186), (346, 12710), (410, 10726), (620, 7093), (692, 6355), (820, 5363), (865, 5084), (1271, 3460), (1730, 2542)]