342118640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{90989}}^1$

素因数の和:91049

約数の個数: 40

約数和(自身を含む): 812358720

約数和(自身を除く): 470240080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 90989, 181978, 363956, 454945, 727912, 909890, 1455824, 1819780, 3639560, 4276483, 7279120, 8552966, 17105932, 21382415, 34211864, 42764830, 68423728, 85529660, 171059320, 342118640]

約数ペア:

[(1, 342118640), (2, 171059320), (4, 85529660), (5, 68423728), (8, 42764830), (10, 34211864), (16, 21382415), (20, 17105932), (40, 8552966), (47, 7279120), (80, 4276483), (94, 3639560), (188, 1819780), (235, 1455824), (376, 909890), (470, 727912), (752, 454945), (940, 363956), (1880, 181978), (3760, 90989)]