384736760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157679}}^1$

素因数の和:157751

約数の個数: 32

約数和(自身を含む): 879854400

約数和(自身を除く): 495117640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 157679, 315358, 630716, 788395, 1261432, 1576790, 3153580, 6307160, 9618419, 19236838, 38473676, 48092095, 76947352, 96184190, 192368380, 384736760]

約数ペア:

[(1, 384736760), (2, 192368380), (4, 96184190), (5, 76947352), (8, 48092095), (10, 38473676), (20, 19236838), (40, 9618419), (61, 6307160), (122, 3153580), (244, 1576790), (305, 1261432), (488, 788395), (610, 630716), (1220, 315358), (2440, 157679)]