40721640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{773}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 122601600

約数和(自身を除く): 81879960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 773, 878, 1317, 1546, 1756, 2195, 2319, 2634, 3092, 3512, 3865, 4390, 4638, 5268, 6184, 6585, 7730, 8780, 9276, 10536, 11595, 13170, 15460, 17560, 18552, 23190, 26340, 30920, 46380, 52680, 92760, 339347, 678694, 1018041, 1357388, 1696735, 2036082, 2714776, 3393470, 4072164, 5090205, 6786940, 8144328, 10180410, 13573880, 20360820, 40721640]

約数ペア:

[(1, 40721640), (2, 20360820), (3, 13573880), (4, 10180410), (5, 8144328), (6, 6786940), (8, 5090205), (10, 4072164), (12, 3393470), (15, 2714776), (20, 2036082), (24, 1696735), (30, 1357388), (40, 1018041), (60, 678694), (120, 339347), (439, 92760), (773, 52680), (878, 46380), (1317, 30920), (1546, 26340), (1756, 23190), (2195, 18552), (2319, 17560), (2634, 15460), (3092, 13170), (3512, 11595), (3865, 10536), (4390, 9276), (4638, 8780), (5268, 7730), (6184, 6585)]