16748680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 41932800

約数和(自身を除く): 25184120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1039, 1240, 1612, 2015, 2078, 3224, 4030, 4156, 5195, 8060, 8312, 10390, 13507, 16120, 20780, 27014, 32209, 41560, 54028, 64418, 67535, 108056, 128836, 135070, 161045, 257672, 270140, 322090, 418717, 540280, 644180, 837434, 1288360, 1674868, 2093585, 3349736, 4187170, 8374340, 16748680]

約数ペア:

[(1, 16748680), (2, 8374340), (4, 4187170), (5, 3349736), (8, 2093585), (10, 1674868), (13, 1288360), (20, 837434), (26, 644180), (31, 540280), (40, 418717), (52, 322090), (62, 270140), (65, 257672), (104, 161045), (124, 135070), (130, 128836), (155, 108056), (248, 67535), (260, 64418), (310, 54028), (403, 41560), (520, 32209), (620, 27014), (806, 20780), (1039, 16120), (1240, 13507), (1612, 10390), (2015, 8312), (2078, 8060), (3224, 5195), (4030, 4156)]