201879920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229409}}^1$

素因数の和:229433

約数の個数: 40

約数和(自身を含む): 512043120

約数和(自身を除く): 310163200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229409, 458818, 917636, 1147045, 1835272, 2294090, 2523499, 3670544, 4588180, 5046998, 9176360, 10093996, 12617495, 18352720, 20187992, 25234990, 40375984, 50469980, 100939960, 201879920]

約数ペア:

[(1, 201879920), (2, 100939960), (4, 50469980), (5, 40375984), (8, 25234990), (10, 20187992), (11, 18352720), (16, 12617495), (20, 10093996), (22, 9176360), (40, 5046998), (44, 4588180), (55, 3670544), (80, 2523499), (88, 2294090), (110, 1835272), (176, 1147045), (220, 917636), (440, 458818), (880, 229409)]