16587920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12197}}^1$

素因数の和:12227

約数の個数: 40

約数和(自身を含む): 40838904

約数和(自身を除く): 24250984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 12197, 24394, 48788, 60985, 97576, 121970, 195152, 207349, 243940, 414698, 487880, 829396, 975760, 1036745, 1658792, 2073490, 3317584, 4146980, 8293960, 16587920]

約数ペア:

[(1, 16587920), (2, 8293960), (4, 4146980), (5, 3317584), (8, 2073490), (10, 1658792), (16, 1036745), (17, 975760), (20, 829396), (34, 487880), (40, 414698), (68, 243940), (80, 207349), (85, 195152), (136, 121970), (170, 97576), (272, 60985), (340, 48788), (680, 24394), (1360, 12197)]