20330700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 108

約数和(自身を含む): 63855288

約数和(自身を除く): 43524588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 401, 507, 650, 676, 780, 802, 845, 975, 1014, 1203, 1300, 1604, 1690, 1950, 2005, 2028, 2406, 2535, 3380, 3900, 4010, 4225, 4812, 5070, 5213, 6015, 8020, 8450, 10025, 10140, 10426, 12030, 12675, 15639, 16900, 20050, 20852, 24060, 25350, 26065, 30075, 31278, 40100, 50700, 52130, 60150, 62556, 67769, 78195, 104260, 120300, 130325, 135538, 156390, 203307, 260650, 271076, 312780, 338845, 390975, 406614, 521300, 677690, 781950, 813228, 1016535, 1355380, 1563900, 1694225, 2033070, 3388450, 4066140, 5082675, 6776900, 10165350, 20330700]

約数ペア:

[(1, 20330700), (2, 10165350), (3, 6776900), (4, 5082675), (5, 4066140), (6, 3388450), (10, 2033070), (12, 1694225), (13, 1563900), (15, 1355380), (20, 1016535), (25, 813228), (26, 781950), (30, 677690), (39, 521300), (50, 406614), (52, 390975), (60, 338845), (65, 312780), (75, 271076), (78, 260650), (100, 203307), (130, 156390), (150, 135538), (156, 130325), (169, 120300), (195, 104260), (260, 78195), (300, 67769), (325, 62556), (338, 60150), (390, 52130), (401, 50700), (507, 40100), (650, 31278), (676, 30075), (780, 26065), (802, 25350), (845, 24060), (975, 20852), (1014, 20050), (1203, 16900), (1300, 15639), (1604, 12675), (1690, 12030), (1950, 10426), (2005, 10140), (2028, 10025), (2406, 8450), (2535, 8020), (3380, 6015), (3900, 5213), (4010, 5070), (4225, 4812)]