20306400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8461}}^1$

素因数の和:8484

約数の個数: 72

約数和(自身を含む): 66105144

約数和(自身を除く): 45798744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8461, 16922, 25383, 33844, 42305, 50766, 67688, 84610, 101532, 126915, 135376, 169220, 203064, 211525, 253830, 270752, 338440, 406128, 423050, 507660, 634575, 676880, 812256, 846100, 1015320, 1269150, 1353760, 1692200, 2030640, 2538300, 3384400, 4061280, 5076600, 6768800, 10153200, 20306400]

約数ペア:

[(1, 20306400), (2, 10153200), (3, 6768800), (4, 5076600), (5, 4061280), (6, 3384400), (8, 2538300), (10, 2030640), (12, 1692200), (15, 1353760), (16, 1269150), (20, 1015320), (24, 846100), (25, 812256), (30, 676880), (32, 634575), (40, 507660), (48, 423050), (50, 406128), (60, 338440), (75, 270752), (80, 253830), (96, 211525), (100, 203064), (120, 169220), (150, 135376), (160, 126915), (200, 101532), (240, 84610), (300, 67688), (400, 50766), (480, 42305), (600, 33844), (800, 25383), (1200, 16922), (2400, 8461)]