204004640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26021}}^1$

素因数の和:26050

約数の個数: 72

約数和(自身を含む): 560670012

約数和(自身を除く): 356665372

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 26021, 52042, 104084, 130105, 182147, 208168, 260210, 364294, 416336, 520420, 728588, 832672, 910735, 1040840, 1275029, 1457176, 1821470, 2081680, 2550058, 2914352, 3642940, 4163360, 5100116, 5828704, 6375145, 7285880, 10200232, 12750290, 14571760, 20400464, 25500580, 29143520, 40800928, 51001160, 102002320, 204004640]

約数ペア:

[(1, 204004640), (2, 102002320), (4, 51001160), (5, 40800928), (7, 29143520), (8, 25500580), (10, 20400464), (14, 14571760), (16, 12750290), (20, 10200232), (28, 7285880), (32, 6375145), (35, 5828704), (40, 5100116), (49, 4163360), (56, 3642940), (70, 2914352), (80, 2550058), (98, 2081680), (112, 1821470), (140, 1457176), (160, 1275029), (196, 1040840), (224, 910735), (245, 832672), (280, 728588), (392, 520420), (490, 416336), (560, 364294), (784, 260210), (980, 208168), (1120, 182147), (1568, 130105), (1960, 104084), (3920, 52042), (7840, 26021)]