19025840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12517}}^1$

素因数の和:12549

約数の個数: 40

約数和(自身を含む): 46566960

約数和(自身を除く): 27541120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 12517, 25034, 50068, 62585, 100136, 125170, 200272, 237823, 250340, 475646, 500680, 951292, 1001360, 1189115, 1902584, 2378230, 3805168, 4756460, 9512920, 19025840]

約数ペア:

[(1, 19025840), (2, 9512920), (4, 4756460), (5, 3805168), (8, 2378230), (10, 1902584), (16, 1189115), (19, 1001360), (20, 951292), (38, 500680), (40, 475646), (76, 250340), (80, 237823), (95, 200272), (152, 125170), (190, 100136), (304, 62585), (380, 50068), (760, 25034), (1520, 12517)]