22399120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6829}}^1$

素因数の和:6883

約数の個数: 40

約数和(自身を含む): 53355960

約数和(自身を除く): 30956840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6829, 13658, 27316, 34145, 54632, 68290, 109264, 136580, 273160, 279989, 546320, 559978, 1119956, 1399945, 2239912, 2799890, 4479824, 5599780, 11199560, 22399120]

約数ペア:

[(1, 22399120), (2, 11199560), (4, 5599780), (5, 4479824), (8, 2799890), (10, 2239912), (16, 1399945), (20, 1119956), (40, 559978), (41, 546320), (80, 279989), (82, 273160), (164, 136580), (205, 109264), (328, 68290), (410, 54632), (656, 34145), (820, 27316), (1640, 13658), (3280, 6829)]