28395690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1667

約数の個数: 64

約数和(自身を含む): 74096640

約数和(自身を除く): 45700950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1607, 1767, 2945, 3214, 3534, 4821, 5890, 8035, 8835, 9642, 16070, 17670, 24105, 30533, 48210, 49817, 61066, 91599, 99634, 149451, 152665, 183198, 249085, 298902, 305330, 457995, 498170, 747255, 915990, 946523, 1494510, 1893046, 2839569, 4732615, 5679138, 9465230, 14197845, 28395690]

約数ペア:

[(1, 28395690), (2, 14197845), (3, 9465230), (5, 5679138), (6, 4732615), (10, 2839569), (15, 1893046), (19, 1494510), (30, 946523), (31, 915990), (38, 747255), (57, 498170), (62, 457995), (93, 305330), (95, 298902), (114, 249085), (155, 183198), (186, 152665), (190, 149451), (285, 99634), (310, 91599), (465, 61066), (570, 49817), (589, 48210), (930, 30533), (1178, 24105), (1607, 17670), (1767, 16070), (2945, 9642), (3214, 8835), (3534, 8035), (4821, 5890)]