8177029240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{632897}}^1$

素因数の和:632944

約数の個数: 64

約数和(自身を含む): 20505895200

約数和(自身を除く): 12328865960

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 632897, 1265794, 2531588, 3164485, 5063176, 6328970, 10759249, 12025043, 12657940, 21518498, 24050086, 25315880, 43036996, 48100172, 53796245, 60125215, 86073992, 96200344, 107592490, 120250430, 204425731, 215184980, 240500860, 408851462, 430369960, 481001720, 817702924, 1022128655, 1635405848, 2044257310, 4088514620, 8177029240]

約数ペア:

[(1, 8177029240), (2, 4088514620), (4, 2044257310), (5, 1635405848), (8, 1022128655), (10, 817702924), (17, 481001720), (19, 430369960), (20, 408851462), (34, 240500860), (38, 215184980), (40, 204425731), (68, 120250430), (76, 107592490), (85, 96200344), (95, 86073992), (136, 60125215), (152, 53796245), (170, 48100172), (190, 43036996), (323, 25315880), (340, 24050086), (380, 21518498), (646, 12657940), (680, 12025043), (760, 10759249), (1292, 6328970), (1615, 5063176), (2584, 3164485), (3230, 2531588), (6460, 1265794), (12920, 632897)]