200023120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227299}}^1$

素因数の和:227323

約数の個数: 40

約数和(自身を含む): 507333600

約数和(自身を除く): 307310480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 227299, 454598, 909196, 1136495, 1818392, 2272990, 2500289, 3636784, 4545980, 5000578, 9091960, 10001156, 12501445, 18183920, 20002312, 25002890, 40004624, 50005780, 100011560, 200023120]

約数ペア:

[(1, 200023120), (2, 100011560), (4, 50005780), (5, 40004624), (8, 25002890), (10, 20002312), (11, 18183920), (16, 12501445), (20, 10001156), (22, 9091960), (40, 5000578), (44, 4545980), (55, 3636784), (80, 2500289), (88, 2272990), (110, 1818392), (176, 1136495), (220, 909196), (440, 454598), (880, 227299)]