10177720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 26449920

約数和(自身を除く): 16272200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 223, 280, 326, 446, 652, 815, 892, 1115, 1141, 1304, 1561, 1630, 1784, 2230, 2282, 3122, 3260, 4460, 4564, 5705, 6244, 6520, 7805, 8920, 9128, 11410, 12488, 15610, 22820, 31220, 36349, 45640, 62440, 72698, 145396, 181745, 254443, 290792, 363490, 508886, 726980, 1017772, 1272215, 1453960, 2035544, 2544430, 5088860, 10177720]

約数ペア:

[(1, 10177720), (2, 5088860), (4, 2544430), (5, 2035544), (7, 1453960), (8, 1272215), (10, 1017772), (14, 726980), (20, 508886), (28, 363490), (35, 290792), (40, 254443), (56, 181745), (70, 145396), (140, 72698), (163, 62440), (223, 45640), (280, 36349), (326, 31220), (446, 22820), (652, 15610), (815, 12488), (892, 11410), (1115, 9128), (1141, 8920), (1304, 7805), (1561, 6520), (1630, 6244), (1784, 5705), (2230, 4564), (2282, 4460), (3122, 3260)]