20081056620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{291791}}^1$

素因数の和:291871

約数の個数: 96

約数和(自身を含む): 59609604096

約数和(自身を除く): 39528547476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 74, 93, 111, 124, 148, 155, 185, 186, 222, 310, 370, 372, 444, 465, 555, 620, 740, 930, 1110, 1147, 1860, 2220, 2294, 3441, 4588, 5735, 6882, 11470, 13764, 17205, 22940, 34410, 68820, 291791, 583582, 875373, 1167164, 1458955, 1750746, 2917910, 3501492, 4376865, 5835820, 8753730, 9045521, 10796267, 17507460, 18091042, 21592534, 27136563, 32388801, 36182084, 43185068, 45227605, 53981335, 54273126, 64777602, 90455210, 107962670, 108546252, 129555204, 135682815, 161944005, 180910420, 215925340, 271365630, 323888010, 334684277, 542731260, 647776020, 669368554, 1004052831, 1338737108, 1673421385, 2008105662, 3346842770, 4016211324, 5020264155, 6693685540, 10040528310, 20081056620]

約数ペア:

[(1, 20081056620), (2, 10040528310), (3, 6693685540), (4, 5020264155), (5, 4016211324), (6, 3346842770), (10, 2008105662), (12, 1673421385), (15, 1338737108), (20, 1004052831), (30, 669368554), (31, 647776020), (37, 542731260), (60, 334684277), (62, 323888010), (74, 271365630), (93, 215925340), (111, 180910420), (124, 161944005), (148, 135682815), (155, 129555204), (185, 108546252), (186, 107962670), (222, 90455210), (310, 64777602), (370, 54273126), (372, 53981335), (444, 45227605), (465, 43185068), (555, 36182084), (620, 32388801), (740, 27136563), (930, 21592534), (1110, 18091042), (1147, 17507460), (1860, 10796267), (2220, 9045521), (2294, 8753730), (3441, 5835820), (4588, 4376865), (5735, 3501492), (6882, 2917910), (11470, 1750746), (13764, 1458955), (17205, 1167164), (22940, 875373), (34410, 583582), (68820, 291791)]