228785840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{150517}}^1$

素因数の和:150549

約数の個数: 40

約数和(自身を含む): 559926960

約数和(自身を除く): 331141120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 150517, 301034, 602068, 752585, 1204136, 1505170, 2408272, 2859823, 3010340, 5719646, 6020680, 11439292, 12041360, 14299115, 22878584, 28598230, 45757168, 57196460, 114392920, 228785840]

約数ペア:

[(1, 228785840), (2, 114392920), (4, 57196460), (5, 45757168), (8, 28598230), (10, 22878584), (16, 14299115), (19, 12041360), (20, 11439292), (38, 6020680), (40, 5719646), (76, 3010340), (80, 2859823), (95, 2408272), (152, 1505170), (190, 1204136), (304, 752585), (380, 602068), (760, 301034), (1520, 150517)]