20382390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32353}}^1$

素因数の和:32373

約数の個数: 48

約数和(自身を含む): 60566688

約数和(自身を除く): 40184298

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32353, 64706, 97059, 161765, 194118, 226471, 291177, 323530, 452942, 485295, 582354, 679413, 970590, 1132355, 1358826, 1455885, 2038239, 2264710, 2911770, 3397065, 4076478, 6794130, 10191195, 20382390]

約数ペア:

[(1, 20382390), (2, 10191195), (3, 6794130), (5, 4076478), (6, 3397065), (7, 2911770), (9, 2264710), (10, 2038239), (14, 1455885), (15, 1358826), (18, 1132355), (21, 970590), (30, 679413), (35, 582354), (42, 485295), (45, 452942), (63, 323530), (70, 291177), (90, 226471), (105, 194118), (126, 161765), (210, 97059), (315, 64706), (630, 32353)]