28035930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71887}}^1$

素因数の和:71910

約数の個数: 32

約数和(自身を含む): 72463104

約数和(自身を除く): 44427174

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 71887, 143774, 215661, 359435, 431322, 718870, 934531, 1078305, 1869062, 2156610, 2803593, 4672655, 5607186, 9345310, 14017965, 28035930]

約数ペア:

[(1, 28035930), (2, 14017965), (3, 9345310), (5, 5607186), (6, 4672655), (10, 2803593), (13, 2156610), (15, 1869062), (26, 1078305), (30, 934531), (39, 718870), (65, 431322), (78, 359435), (130, 215661), (195, 143774), (390, 71887)]