42642420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5113}}^1$

素因数の和:5264

約数の個数: 48

約数和(自身を含む): 120281280

約数和(自身を除く): 77638860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 5113, 8340, 10226, 15339, 20452, 25565, 30678, 51130, 61356, 76695, 102260, 153390, 306780, 710707, 1421414, 2132121, 2842828, 3553535, 4264242, 7107070, 8528484, 10660605, 14214140, 21321210, 42642420]

約数ペア:

[(1, 42642420), (2, 21321210), (3, 14214140), (4, 10660605), (5, 8528484), (6, 7107070), (10, 4264242), (12, 3553535), (15, 2842828), (20, 2132121), (30, 1421414), (60, 710707), (139, 306780), (278, 153390), (417, 102260), (556, 76695), (695, 61356), (834, 51130), (1390, 30678), (1668, 25565), (2085, 20452), (2780, 15339), (4170, 10226), (5113, 8340)]