39874120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6971}}^1$

素因数の和:7006

約数の個数: 64

約数和(自身を含む): 105416640

約数和(自身を除く): 65542520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 6971, 13942, 27884, 34855, 55768, 69710, 76681, 90623, 139420, 153362, 181246, 278840, 306724, 362492, 383405, 453115, 613448, 724984, 766810, 906230, 996853, 1533620, 1812460, 1993706, 3067240, 3624920, 3987412, 4984265, 7974824, 9968530, 19937060, 39874120]

約数ペア:

[(1, 39874120), (2, 19937060), (4, 9968530), (5, 7974824), (8, 4984265), (10, 3987412), (11, 3624920), (13, 3067240), (20, 1993706), (22, 1812460), (26, 1533620), (40, 996853), (44, 906230), (52, 766810), (55, 724984), (65, 613448), (88, 453115), (104, 383405), (110, 362492), (130, 306724), (143, 278840), (220, 181246), (260, 153362), (286, 139420), (440, 90623), (520, 76681), (572, 69710), (715, 55768), (1144, 34855), (1430, 27884), (2860, 13942), (5720, 6971)]