1917760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 56

約数和(自身を含む): 4928616

約数和(自身を除く): 3010856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 461, 520, 832, 922, 1040, 1844, 2080, 2305, 3688, 4160, 4610, 5993, 7376, 9220, 11986, 14752, 18440, 23972, 29504, 29965, 36880, 47944, 59930, 73760, 95888, 119860, 147520, 191776, 239720, 383552, 479440, 958880, 1917760]

約数ペア:

[(1, 1917760), (2, 958880), (4, 479440), (5, 383552), (8, 239720), (10, 191776), (13, 147520), (16, 119860), (20, 95888), (26, 73760), (32, 59930), (40, 47944), (52, 36880), (64, 29965), (65, 29504), (80, 23972), (104, 18440), (130, 14752), (160, 11986), (208, 9220), (260, 7376), (320, 5993), (416, 4610), (461, 4160), (520, 3688), (832, 2305), (922, 2080), (1040, 1844)]