12413840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8167}}^1$

素因数の和:8199

約数の個数: 40

約数和(自身を含む): 30384960

約数和(自身を除く): 17971120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8167, 16334, 32668, 40835, 65336, 81670, 130672, 155173, 163340, 310346, 326680, 620692, 653360, 775865, 1241384, 1551730, 2482768, 3103460, 6206920, 12413840]

約数ペア:

[(1, 12413840), (2, 6206920), (4, 3103460), (5, 2482768), (8, 1551730), (10, 1241384), (16, 775865), (19, 653360), (20, 620692), (38, 326680), (40, 310346), (76, 163340), (80, 155173), (95, 130672), (152, 81670), (190, 65336), (304, 40835), (380, 32668), (760, 16334), (1520, 8167)]