2220221488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1471}}^1$

素因数の和:1706

約数の個数: 80

約数和(自身を含む): 4731125760

約数和(自身を除く): 2510904272

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 179, 248, 272, 358, 496, 527, 716, 1054, 1432, 1471, 2108, 2864, 2942, 3043, 4216, 5549, 5884, 6086, 8432, 11098, 11768, 12172, 22196, 23536, 24344, 25007, 44392, 45601, 48688, 50014, 88784, 91202, 94333, 100028, 182404, 188666, 200056, 263309, 364808, 377332, 400112, 526618, 729616, 754664, 775217, 1053236, 1509328, 1550434, 2106472, 3100868, 4212944, 4476253, 6201736, 8162579, 8952506, 12403472, 16325158, 17905012, 32650316, 35810024, 65300632, 71620048, 130601264, 138763843, 277527686, 555055372, 1110110744, 2220221488]

約数ペア:

[(1, 2220221488), (2, 1110110744), (4, 555055372), (8, 277527686), (16, 138763843), (17, 130601264), (31, 71620048), (34, 65300632), (62, 35810024), (68, 32650316), (124, 17905012), (136, 16325158), (179, 12403472), (248, 8952506), (272, 8162579), (358, 6201736), (496, 4476253), (527, 4212944), (716, 3100868), (1054, 2106472), (1432, 1550434), (1471, 1509328), (2108, 1053236), (2864, 775217), (2942, 754664), (3043, 729616), (4216, 526618), (5549, 400112), (5884, 377332), (6086, 364808), (8432, 263309), (11098, 200056), (11768, 188666), (12172, 182404), (22196, 100028), (23536, 94333), (24344, 91202), (25007, 88784), (44392, 50014), (45601, 48688)]