30804280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59239}}^1$

素因数の和:59263

約数の個数: 32

約数和(自身を含む): 74642400

約数和(自身を除く): 43838120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59239, 118478, 236956, 296195, 473912, 592390, 770107, 1184780, 1540214, 2369560, 3080428, 3850535, 6160856, 7701070, 15402140, 30804280]

約数ペア:

[(1, 30804280), (2, 15402140), (4, 7701070), (5, 6160856), (8, 3850535), (10, 3080428), (13, 2369560), (20, 1540214), (26, 1184780), (40, 770107), (52, 592390), (65, 473912), (104, 296195), (130, 236956), (260, 118478), (520, 59239)]