39996040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1822

約数の個数: 64

約数和(自身を含む): 104146560

約数和(自身を除く): 64150520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 1721, 2324, 2905, 3320, 3442, 4648, 5810, 6884, 8605, 11620, 12047, 13768, 17210, 23240, 24094, 34420, 48188, 60235, 68840, 96376, 120470, 142843, 240940, 285686, 481880, 571372, 714215, 999901, 1142744, 1428430, 1999802, 2856860, 3999604, 4999505, 5713720, 7999208, 9999010, 19998020, 39996040]

約数ペア:

[(1, 39996040), (2, 19998020), (4, 9999010), (5, 7999208), (7, 5713720), (8, 4999505), (10, 3999604), (14, 2856860), (20, 1999802), (28, 1428430), (35, 1142744), (40, 999901), (56, 714215), (70, 571372), (83, 481880), (140, 285686), (166, 240940), (280, 142843), (332, 120470), (415, 96376), (581, 68840), (664, 60235), (830, 48188), (1162, 34420), (1660, 24094), (1721, 23240), (2324, 17210), (2905, 13768), (3320, 12047), (3442, 11620), (4648, 8605), (5810, 6884)]