28042600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4523}}^1$

素因数の和:4570

約数の個数: 48

約数和(自身を含む): 67317120

約数和(自身を除く): 39274520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 4523, 6200, 9046, 18092, 22615, 36184, 45230, 90460, 113075, 140213, 180920, 226150, 280426, 452300, 560852, 701065, 904600, 1121704, 1402130, 2804260, 3505325, 5608520, 7010650, 14021300, 28042600]

約数ペア:

[(1, 28042600), (2, 14021300), (4, 7010650), (5, 5608520), (8, 3505325), (10, 2804260), (20, 1402130), (25, 1121704), (31, 904600), (40, 701065), (50, 560852), (62, 452300), (100, 280426), (124, 226150), (155, 180920), (200, 140213), (248, 113075), (310, 90460), (620, 45230), (775, 36184), (1240, 22615), (1550, 18092), (3100, 9046), (4523, 6200)]