2009387860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 4489535232

約数和(自身を除く): 2480147372

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 103, 148, 164, 185, 205, 206, 370, 410, 412, 515, 643, 740, 820, 1030, 1286, 1517, 2060, 2572, 3034, 3215, 3811, 4223, 6068, 6430, 7585, 7622, 8446, 12860, 15170, 15244, 16892, 19055, 21115, 23791, 26363, 30340, 38110, 42230, 47582, 52726, 66229, 76220, 84460, 95164, 105452, 118955, 131815, 132458, 156251, 237910, 263630, 264916, 312502, 331145, 475820, 527260, 625004, 662290, 781255, 975431, 1324580, 1562510, 1950862, 2450473, 2715389, 3125020, 3901724, 4877155, 4900946, 5430778, 9754310, 9801892, 10861556, 12252365, 13576945, 19508620, 24504730, 27153890, 49009460, 54307780, 100469393, 200938786, 401877572, 502346965, 1004693930, 2009387860]

約数ペア:

[(1, 2009387860), (2, 1004693930), (4, 502346965), (5, 401877572), (10, 200938786), (20, 100469393), (37, 54307780), (41, 49009460), (74, 27153890), (82, 24504730), (103, 19508620), (148, 13576945), (164, 12252365), (185, 10861556), (205, 9801892), (206, 9754310), (370, 5430778), (410, 4900946), (412, 4877155), (515, 3901724), (643, 3125020), (740, 2715389), (820, 2450473), (1030, 1950862), (1286, 1562510), (1517, 1324580), (2060, 975431), (2572, 781255), (3034, 662290), (3215, 625004), (3811, 527260), (4223, 475820), (6068, 331145), (6430, 312502), (7585, 264916), (7622, 263630), (8446, 237910), (12860, 156251), (15170, 132458), (15244, 131815), (16892, 118955), (19055, 105452), (21115, 95164), (23791, 84460), (26363, 76220), (30340, 66229), (38110, 52726), (42230, 47582)]