38651080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 94348800

約数和(自身を除く): 55697720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 311, 478, 520, 622, 956, 1195, 1244, 1555, 1912, 2390, 2488, 3107, 3110, 4043, 4780, 6214, 6220, 8086, 9560, 12428, 12440, 15535, 16172, 20215, 24856, 31070, 32344, 40430, 62140, 74329, 80860, 124280, 148658, 161720, 297316, 371645, 594632, 743290, 966277, 1486580, 1932554, 2973160, 3865108, 4831385, 7730216, 9662770, 19325540, 38651080]

約数ペア:

[(1, 38651080), (2, 19325540), (4, 9662770), (5, 7730216), (8, 4831385), (10, 3865108), (13, 2973160), (20, 1932554), (26, 1486580), (40, 966277), (52, 743290), (65, 594632), (104, 371645), (130, 297316), (239, 161720), (260, 148658), (311, 124280), (478, 80860), (520, 74329), (622, 62140), (956, 40430), (1195, 32344), (1244, 31070), (1555, 24856), (1912, 20215), (2390, 16172), (2488, 15535), (3107, 12440), (3110, 12428), (4043, 9560), (4780, 8086), (6214, 6220)]