201894320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81409}}^1$

素因数の和:81453

約数の個数: 40

約数和(自身を含む): 484552320

約数和(自身を除く): 282658000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81409, 162818, 325636, 407045, 651272, 814090, 1302544, 1628180, 2523679, 3256360, 5047358, 6512720, 10094716, 12618395, 20189432, 25236790, 40378864, 50473580, 100947160, 201894320]

約数ペア:

[(1, 201894320), (2, 100947160), (4, 50473580), (5, 40378864), (8, 25236790), (10, 20189432), (16, 12618395), (20, 10094716), (31, 6512720), (40, 5047358), (62, 3256360), (80, 2523679), (124, 1628180), (155, 1302544), (248, 814090), (310, 651272), (496, 407045), (620, 325636), (1240, 162818), (2480, 81409)]