20348775200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1956613}}^1$

素因数の和:1956646

約数の個数: 72

約数和(自身を含む): 53497739988

約数和(自身を除く): 33148964788

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 1956613, 3913226, 7826452, 9783065, 15652904, 19566130, 25435969, 31305808, 39132260, 48915325, 50871938, 62611616, 78264520, 97830650, 101743876, 127179845, 156529040, 195661300, 203487752, 254359690, 313058080, 391322600, 406975504, 508719380, 635899225, 782645200, 813951008, 1017438760, 1271798450, 1565290400, 2034877520, 2543596900, 4069755040, 5087193800, 10174387600, 20348775200]

約数ペア:

[(1, 20348775200), (2, 10174387600), (4, 5087193800), (5, 4069755040), (8, 2543596900), (10, 2034877520), (13, 1565290400), (16, 1271798450), (20, 1017438760), (25, 813951008), (26, 782645200), (32, 635899225), (40, 508719380), (50, 406975504), (52, 391322600), (65, 313058080), (80, 254359690), (100, 203487752), (104, 195661300), (130, 156529040), (160, 127179845), (200, 101743876), (208, 97830650), (260, 78264520), (325, 62611616), (400, 50871938), (416, 48915325), (520, 39132260), (650, 31305808), (800, 25435969), (1040, 19566130), (1300, 15652904), (2080, 9783065), (2600, 7826452), (5200, 3913226), (10400, 1956613)]