40913320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6353}}^1$

素因数の和:6394

約数の個数: 64

約数和(自身を含む): 109797120

約数和(自身を除く): 68883800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6353, 6440, 12706, 25412, 31765, 44471, 50824, 63530, 88942, 127060, 146119, 177884, 222355, 254120, 292238, 355768, 444710, 584476, 730595, 889420, 1022833, 1168952, 1461190, 1778840, 2045666, 2922380, 4091332, 5114165, 5844760, 8182664, 10228330, 20456660, 40913320]

約数ペア:

[(1, 40913320), (2, 20456660), (4, 10228330), (5, 8182664), (7, 5844760), (8, 5114165), (10, 4091332), (14, 2922380), (20, 2045666), (23, 1778840), (28, 1461190), (35, 1168952), (40, 1022833), (46, 889420), (56, 730595), (70, 584476), (92, 444710), (115, 355768), (140, 292238), (161, 254120), (184, 222355), (230, 177884), (280, 146119), (322, 127060), (460, 88942), (644, 63530), (805, 50824), (920, 44471), (1288, 31765), (1610, 25412), (3220, 12706), (6353, 6440)]