30287140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6131}}^1$

素因数の和:6172

約数の個数: 48

約数和(自身を含む): 72112320

約数和(自身を除く): 41825180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 6131, 12262, 24524, 30655, 61310, 79703, 116489, 122620, 159406, 232978, 318812, 398515, 465956, 582445, 797030, 1164890, 1514357, 1594060, 2329780, 3028714, 6057428, 7571785, 15143570, 30287140]

約数ペア:

[(1, 30287140), (2, 15143570), (4, 7571785), (5, 6057428), (10, 3028714), (13, 2329780), (19, 1594060), (20, 1514357), (26, 1164890), (38, 797030), (52, 582445), (65, 465956), (76, 398515), (95, 318812), (130, 232978), (190, 159406), (247, 122620), (260, 116489), (380, 79703), (494, 61310), (988, 30655), (1235, 24524), (2470, 12262), (4940, 6131)]