194906960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{56659}}^1$

素因数の和:56715

約数の個数: 40

約数和(自身を含む): 463705440

約数和(自身を除く): 268798480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 56659, 113318, 226636, 283295, 453272, 566590, 906544, 1133180, 2266360, 2436337, 4532720, 4872674, 9745348, 12181685, 19490696, 24363370, 38981392, 48726740, 97453480, 194906960]

約数ペア:

[(1, 194906960), (2, 97453480), (4, 48726740), (5, 38981392), (8, 24363370), (10, 19490696), (16, 12181685), (20, 9745348), (40, 4872674), (43, 4532720), (80, 2436337), (86, 2266360), (172, 1133180), (215, 906544), (344, 566590), (430, 453272), (688, 283295), (860, 226636), (1720, 113318), (3440, 56659)]