201348520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{48871}}^1$

素因数の和:48985

約数の個数: 32

約数和(自身を含む): 457441920

約数和(自身を除く): 256093400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 48871, 97742, 195484, 244355, 390968, 488710, 977420, 1954840, 5033713, 10067426, 20134852, 25168565, 40269704, 50337130, 100674260, 201348520]

約数ペア:

[(1, 201348520), (2, 100674260), (4, 50337130), (5, 40269704), (8, 25168565), (10, 20134852), (20, 10067426), (40, 5033713), (103, 1954840), (206, 977420), (412, 488710), (515, 390968), (824, 244355), (1030, 195484), (2060, 97742), (4120, 48871)]