28530780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:923

約数の個数: 96

約数和(自身を含む): 87091200

約数和(自身を除く): 58560420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 863, 870, 1102, 1140, 1653, 1726, 1740, 2204, 2589, 2755, 3306, 3452, 4315, 5178, 5510, 6612, 8265, 8630, 10356, 11020, 12945, 16397, 16530, 17260, 25027, 25890, 32794, 33060, 49191, 50054, 51780, 65588, 75081, 81985, 98382, 100108, 125135, 150162, 163970, 196764, 245955, 250270, 300324, 327940, 375405, 475513, 491910, 500540, 750810, 951026, 983820, 1426539, 1501620, 1902052, 2377565, 2853078, 4755130, 5706156, 7132695, 9510260, 14265390, 28530780]

約数ペア:

[(1, 28530780), (2, 14265390), (3, 9510260), (4, 7132695), (5, 5706156), (6, 4755130), (10, 2853078), (12, 2377565), (15, 1902052), (19, 1501620), (20, 1426539), (29, 983820), (30, 951026), (38, 750810), (57, 500540), (58, 491910), (60, 475513), (76, 375405), (87, 327940), (95, 300324), (114, 250270), (116, 245955), (145, 196764), (174, 163970), (190, 150162), (228, 125135), (285, 100108), (290, 98382), (348, 81985), (380, 75081), (435, 65588), (551, 51780), (570, 50054), (580, 49191), (863, 33060), (870, 32794), (1102, 25890), (1140, 25027), (1653, 17260), (1726, 16530), (1740, 16397), (2204, 12945), (2589, 11020), (2755, 10356), (3306, 8630), (3452, 8265), (4315, 6612), (5178, 5510)]