4250720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 10378368

約数和(自身を除く): 6127648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 857, 992, 1240, 1714, 2480, 3428, 4285, 4960, 6856, 8570, 13712, 17140, 26567, 27424, 34280, 53134, 68560, 106268, 132835, 137120, 212536, 265670, 425072, 531340, 850144, 1062680, 2125360, 4250720]

約数ペア:

[(1, 4250720), (2, 2125360), (4, 1062680), (5, 850144), (8, 531340), (10, 425072), (16, 265670), (20, 212536), (31, 137120), (32, 132835), (40, 106268), (62, 68560), (80, 53134), (124, 34280), (155, 27424), (160, 26567), (248, 17140), (310, 13712), (496, 8570), (620, 6856), (857, 4960), (992, 4285), (1240, 3428), (1714, 2480)]