40710880

素因数分解:

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

素因数の和:408

約数の個数: 96

約数和(自身を含む): 111089664

約数和(自身を除く): 70378784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 163, 223, 224, 280, 326, 446, 560, 652, 815, 892, 1115, 1120, 1141, 1304, 1561, 1630, 1784, 2230, 2282, 2608, 3122, 3260, 3568, 4460, 4564, 5216, 5705, 6244, 6520, 7136, 7805, 8920, 9128, 11410, 12488, 13040, 15610, 17840, 18256, 22820, 24976, 26080, 31220, 35680, 36349, 36512, 45640, 49952, 62440, 72698, 91280, 124880, 145396, 181745, 182560, 249760, 254443, 290792, 363490, 508886, 581584, 726980, 1017772, 1163168, 1272215, 1453960, 2035544, 2544430, 2907920, 4071088, 5088860, 5815840, 8142176, 10177720, 20355440, 40710880]

約数ペア:

[(1, 40710880), (2, 20355440), (4, 10177720), (5, 8142176), (7, 5815840), (8, 5088860), (10, 4071088), (14, 2907920), (16, 2544430), (20, 2035544), (28, 1453960), (32, 1272215), (35, 1163168), (40, 1017772), (56, 726980), (70, 581584), (80, 508886), (112, 363490), (140, 290792), (160, 254443), (163, 249760), (223, 182560), (224, 181745), (280, 145396), (326, 124880), (446, 91280), (560, 72698), (652, 62440), (815, 49952), (892, 45640), (1115, 36512), (1120, 36349), (1141, 35680), (1304, 31220), (1561, 26080), (1630, 24976), (1784, 22820), (2230, 18256), (2282, 17840), (2608, 15610), (3122, 13040), (3260, 12488), (3568, 11410), (4460, 9128), (4564, 8920), (5216, 7805), (5705, 7136), (6244, 6520)]