28549680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2531}}^1$

素因数の和:2594

約数の個数: 80

約数和(自身を含む): 90422784

約数和(自身を除く): 61873104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2531, 2820, 3760, 5062, 5640, 7593, 10124, 11280, 12655, 15186, 20248, 25310, 30372, 37965, 40496, 50620, 60744, 75930, 101240, 118957, 121488, 151860, 202480, 237914, 303720, 356871, 475828, 594785, 607440, 713742, 951656, 1189570, 1427484, 1784355, 1903312, 2379140, 2854968, 3568710, 4758280, 5709936, 7137420, 9516560, 14274840, 28549680]

約数ペア:

[(1, 28549680), (2, 14274840), (3, 9516560), (4, 7137420), (5, 5709936), (6, 4758280), (8, 3568710), (10, 2854968), (12, 2379140), (15, 1903312), (16, 1784355), (20, 1427484), (24, 1189570), (30, 951656), (40, 713742), (47, 607440), (48, 594785), (60, 475828), (80, 356871), (94, 303720), (120, 237914), (141, 202480), (188, 151860), (235, 121488), (240, 118957), (282, 101240), (376, 75930), (470, 60744), (564, 50620), (705, 40496), (752, 37965), (940, 30372), (1128, 25310), (1410, 20248), (1880, 15186), (2256, 12655), (2531, 11280), (2820, 10124), (3760, 7593), (5062, 5640)]