15693841960

素因数分解:

$2^3\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{217849}}^1$

素因数の和:219661

約数の個数: 32

約数和(自身を含む): 35330913000

約数和(自身を除く): 19637071040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1801, 3602, 7204, 9005, 14408, 18010, 36020, 72040, 217849, 435698, 871396, 1089245, 1742792, 2178490, 4356980, 8713960, 392346049, 784692098, 1569384196, 1961730245, 3138768392, 3923460490, 7846920980, 15693841960]

約数ペア:

[(1, 15693841960), (2, 7846920980), (4, 3923460490), (5, 3138768392), (8, 1961730245), (10, 1569384196), (20, 784692098), (40, 392346049), (1801, 8713960), (3602, 4356980), (7204, 2178490), (9005, 1742792), (14408, 1089245), (18010, 871396), (36020, 435698), (72040, 217849)]