19722900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2267}}^1$

素因数の和:2313

約数の個数: 72

約数和(自身を含む): 59058720

約数和(自身を除く): 39335820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 145, 150, 174, 290, 300, 348, 435, 580, 725, 870, 1450, 1740, 2175, 2267, 2900, 4350, 4534, 6801, 8700, 9068, 11335, 13602, 22670, 27204, 34005, 45340, 56675, 65743, 68010, 113350, 131486, 136020, 170025, 197229, 226700, 262972, 328715, 340050, 394458, 657430, 680100, 788916, 986145, 1314860, 1643575, 1972290, 3287150, 3944580, 4930725, 6574300, 9861450, 19722900]

約数ペア:

[(1, 19722900), (2, 9861450), (3, 6574300), (4, 4930725), (5, 3944580), (6, 3287150), (10, 1972290), (12, 1643575), (15, 1314860), (20, 986145), (25, 788916), (29, 680100), (30, 657430), (50, 394458), (58, 340050), (60, 328715), (75, 262972), (87, 226700), (100, 197229), (116, 170025), (145, 136020), (150, 131486), (174, 113350), (290, 68010), (300, 65743), (348, 56675), (435, 45340), (580, 34005), (725, 27204), (870, 22670), (1450, 13602), (1740, 11335), (2175, 9068), (2267, 8700), (2900, 6801), (4350, 4534)]