406803280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30089}}^1$

素因数の和:30128

約数の個数: 60

約数和(自身を含む): 1024203420

約数和(自身を除く): 617400140

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 30089, 60178, 120356, 150445, 240712, 300890, 391157, 481424, 601780, 782314, 1203560, 1564628, 1955785, 2407120, 3129256, 3911570, 5085041, 6258512, 7823140, 10170082, 15646280, 20340164, 25425205, 31292560, 40680328, 50850410, 81360656, 101700820, 203401640, 406803280]

約数ペア:

[(1, 406803280), (2, 203401640), (4, 101700820), (5, 81360656), (8, 50850410), (10, 40680328), (13, 31292560), (16, 25425205), (20, 20340164), (26, 15646280), (40, 10170082), (52, 7823140), (65, 6258512), (80, 5085041), (104, 3911570), (130, 3129256), (169, 2407120), (208, 1955785), (260, 1564628), (338, 1203560), (520, 782314), (676, 601780), (845, 481424), (1040, 391157), (1352, 300890), (1690, 240712), (2704, 150445), (3380, 120356), (6760, 60178), (13520, 30089)]