30556420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 67511808

約数和(自身を除く): 36955388

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 367, 460, 724, 734, 905, 1468, 1810, 1835, 3620, 3670, 4163, 7340, 8326, 8441, 16652, 16882, 20815, 33764, 41630, 42205, 66427, 83260, 84410, 132854, 168820, 265708, 332135, 664270, 1328540, 1527821, 3055642, 6111284, 7639105, 15278210, 30556420]

約数ペア:

[(1, 30556420), (2, 15278210), (4, 7639105), (5, 6111284), (10, 3055642), (20, 1527821), (23, 1328540), (46, 664270), (92, 332135), (115, 265708), (181, 168820), (230, 132854), (362, 84410), (367, 83260), (460, 66427), (724, 42205), (734, 41630), (905, 33764), (1468, 20815), (1810, 16882), (1835, 16652), (3620, 8441), (3670, 8326), (4163, 7340)]