1853145280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26687}}^1$

素因数の和:26742

約数の個数: 112

約数和(自身を含む): 5206081536

約数和(自身を除く): 3352936256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6944, 8680, 9920, 13888, 17360, 26687, 34720, 53374, 69440, 106748, 133435, 186809, 213496, 266870, 373618, 426992, 533740, 747236, 827297, 853984, 934045, 1067480, 1494472, 1654594, 1707968, 1868090, 2134960, 2988944, 3309188, 3736180, 4136485, 4269920, 5791079, 5977888, 6618376, 7472360, 8272970, 8539840, 11582158, 11955776, 13236752, 14944720, 16545940, 23164316, 26473504, 28955395, 29889440, 33091880, 46328632, 52947008, 57910790, 59778880, 66183760, 92657264, 115821580, 132367520, 185314528, 231643160, 264735040, 370629056, 463286320, 926572640, 1853145280]

約数ペア:

[(1, 1853145280), (2, 926572640), (4, 463286320), (5, 370629056), (7, 264735040), (8, 231643160), (10, 185314528), (14, 132367520), (16, 115821580), (20, 92657264), (28, 66183760), (31, 59778880), (32, 57910790), (35, 52947008), (40, 46328632), (56, 33091880), (62, 29889440), (64, 28955395), (70, 26473504), (80, 23164316), (112, 16545940), (124, 14944720), (140, 13236752), (155, 11955776), (160, 11582158), (217, 8539840), (224, 8272970), (248, 7472360), (280, 6618376), (310, 5977888), (320, 5791079), (434, 4269920), (448, 4136485), (496, 3736180), (560, 3309188), (620, 2988944), (868, 2134960), (992, 1868090), (1085, 1707968), (1120, 1654594), (1240, 1494472), (1736, 1067480), (1984, 934045), (2170, 853984), (2240, 827297), (2480, 747236), (3472, 533740), (4340, 426992), (4960, 373618), (6944, 266870), (8680, 213496), (9920, 186809), (13888, 133435), (17360, 106748), (26687, 69440), (34720, 53374)]