2079231920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{3851}}^1$

素因数の和:4278

約数の個数: 80

約数和(自身を含む): 5132805408

約数和(自身を除く): 3053573488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 397, 680, 794, 1360, 1588, 1985, 3176, 3851, 3970, 6352, 6749, 7702, 7940, 13498, 15404, 15880, 19255, 26996, 30808, 31760, 33745, 38510, 53992, 61616, 65467, 67490, 77020, 107984, 130934, 134980, 154040, 261868, 269960, 308080, 327335, 523736, 539920, 654670, 1047472, 1309340, 1528847, 2618680, 3057694, 5237360, 6115388, 7644235, 12230776, 15288470, 24461552, 25990399, 30576940, 51980798, 61153880, 103961596, 122307760, 129951995, 207923192, 259903990, 415846384, 519807980, 1039615960, 2079231920]

約数ペア:

[(1, 2079231920), (2, 1039615960), (4, 519807980), (5, 415846384), (8, 259903990), (10, 207923192), (16, 129951995), (17, 122307760), (20, 103961596), (34, 61153880), (40, 51980798), (68, 30576940), (80, 25990399), (85, 24461552), (136, 15288470), (170, 12230776), (272, 7644235), (340, 6115388), (397, 5237360), (680, 3057694), (794, 2618680), (1360, 1528847), (1588, 1309340), (1985, 1047472), (3176, 654670), (3851, 539920), (3970, 523736), (6352, 327335), (6749, 308080), (7702, 269960), (7940, 261868), (13498, 154040), (15404, 134980), (15880, 130934), (19255, 107984), (26996, 77020), (30808, 67490), (31760, 65467), (33745, 61616), (38510, 53992)]