1902819720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{428563}}^1$

素因数の和:428614

約数の個数: 64

約数和(自身を含む): 5862755520

約数和(自身を除く): 3959935800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 428563, 857126, 1285689, 1714252, 2142815, 2571378, 3428504, 4285630, 5142756, 6428445, 8571260, 10285512, 12856890, 15856831, 17142520, 25713780, 31713662, 47570493, 51427560, 63427324, 79284155, 95140986, 126854648, 158568310, 190281972, 237852465, 317136620, 380563944, 475704930, 634273240, 951409860, 1902819720]

約数ペア:

[(1, 1902819720), (2, 951409860), (3, 634273240), (4, 475704930), (5, 380563944), (6, 317136620), (8, 237852465), (10, 190281972), (12, 158568310), (15, 126854648), (20, 95140986), (24, 79284155), (30, 63427324), (37, 51427560), (40, 47570493), (60, 31713662), (74, 25713780), (111, 17142520), (120, 15856831), (148, 12856890), (185, 10285512), (222, 8571260), (296, 6428445), (370, 5142756), (444, 4285630), (555, 3428504), (740, 2571378), (888, 2142815), (1110, 1714252), (1480, 1285689), (2220, 857126), (4440, 428563)]