404032890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{220783}}^1$

素因数の和:220854

約数の個数: 32

約数和(自身を含む): 985579776

約数和(自身を除く): 581546886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 220783, 441566, 662349, 1103915, 1324698, 2207830, 3311745, 6623490, 13467763, 26935526, 40403289, 67338815, 80806578, 134677630, 202016445, 404032890]

約数ペア:

[(1, 404032890), (2, 202016445), (3, 134677630), (5, 80806578), (6, 67338815), (10, 40403289), (15, 26935526), (30, 13467763), (61, 6623490), (122, 3311745), (183, 2207830), (305, 1324698), (366, 1103915), (610, 662349), (915, 441566), (1830, 220783)]