71473840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19009}}^1$

素因数の和:19069

約数の個数: 40

約数和(自身を含む): 169721280

約数和(自身を除く): 98247440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 19009, 38018, 76036, 95045, 152072, 190090, 304144, 380180, 760360, 893423, 1520720, 1786846, 3573692, 4467115, 7147384, 8934230, 14294768, 17868460, 35736920, 71473840]

約数ペア:

[(1, 71473840), (2, 35736920), (4, 17868460), (5, 14294768), (8, 8934230), (10, 7147384), (16, 4467115), (20, 3573692), (40, 1786846), (47, 1520720), (80, 893423), (94, 760360), (188, 380180), (235, 304144), (376, 190090), (470, 152072), (752, 95045), (940, 76036), (1880, 38018), (3760, 19009)]