28253580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 83026944

約数和(自身を除く): 54773364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 47, 60, 86, 94, 129, 141, 172, 188, 215, 233, 235, 258, 282, 430, 466, 470, 516, 564, 645, 699, 705, 860, 932, 940, 1165, 1290, 1398, 1410, 2021, 2330, 2580, 2796, 2820, 3495, 4042, 4660, 6063, 6990, 8084, 10019, 10105, 10951, 12126, 13980, 20038, 20210, 21902, 24252, 30057, 30315, 32853, 40076, 40420, 43804, 50095, 54755, 60114, 60630, 65706, 100190, 109510, 120228, 121260, 131412, 150285, 164265, 200380, 219020, 300570, 328530, 470893, 601140, 657060, 941786, 1412679, 1883572, 2354465, 2825358, 4708930, 5650716, 7063395, 9417860, 14126790, 28253580]

約数ペア:

[(1, 28253580), (2, 14126790), (3, 9417860), (4, 7063395), (5, 5650716), (6, 4708930), (10, 2825358), (12, 2354465), (15, 1883572), (20, 1412679), (30, 941786), (43, 657060), (47, 601140), (60, 470893), (86, 328530), (94, 300570), (129, 219020), (141, 200380), (172, 164265), (188, 150285), (215, 131412), (233, 121260), (235, 120228), (258, 109510), (282, 100190), (430, 65706), (466, 60630), (470, 60114), (516, 54755), (564, 50095), (645, 43804), (699, 40420), (705, 40076), (860, 32853), (932, 30315), (940, 30057), (1165, 24252), (1290, 21902), (1398, 20210), (1410, 20038), (2021, 13980), (2330, 12126), (2580, 10951), (2796, 10105), (2820, 10019), (3495, 8084), (4042, 6990), (4660, 6063)]