196993840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79433}}^1$

素因数の和:79477

約数の個数: 40

約数和(自身を含む): 472791168

約数和(自身を除く): 275797328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 79433, 158866, 317732, 397165, 635464, 794330, 1270928, 1588660, 2462423, 3177320, 4924846, 6354640, 9849692, 12312115, 19699384, 24624230, 39398768, 49248460, 98496920, 196993840]

約数ペア:

[(1, 196993840), (2, 98496920), (4, 49248460), (5, 39398768), (8, 24624230), (10, 19699384), (16, 12312115), (20, 9849692), (31, 6354640), (40, 4924846), (62, 3177320), (80, 2462423), (124, 1588660), (155, 1270928), (248, 794330), (310, 635464), (496, 397165), (620, 317732), (1240, 158866), (2480, 79433)]