20235714820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{1657}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 44537514336

約数和(自身を除く): 24301799516

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 281, 410, 530, 562, 820, 1060, 1124, 1405, 1657, 2173, 2810, 3314, 4346, 5620, 6628, 8285, 8692, 10865, 11521, 14893, 16570, 21730, 23042, 29786, 33140, 43460, 46084, 57605, 59572, 67937, 74465, 87821, 115210, 135874, 148930, 175642, 230420, 271748, 297860, 339685, 351284, 439105, 465617, 610613, 679370, 878210, 931234, 1221226, 1358740, 1756420, 1862468, 2328085, 2442452, 3053065, 3600661, 4656170, 6106130, 7201322, 9312340, 12212260, 14402644, 18003305, 19090297, 24677701, 36006610, 38180594, 49355402, 72013220, 76361188, 95451485, 98710804, 123388505, 190902970, 246777010, 381805940, 493554020, 1011785741, 2023571482, 4047142964, 5058928705, 10117857410, 20235714820]

約数ペア:

[(1, 20235714820), (2, 10117857410), (4, 5058928705), (5, 4047142964), (10, 2023571482), (20, 1011785741), (41, 493554020), (53, 381805940), (82, 246777010), (106, 190902970), (164, 123388505), (205, 98710804), (212, 95451485), (265, 76361188), (281, 72013220), (410, 49355402), (530, 38180594), (562, 36006610), (820, 24677701), (1060, 19090297), (1124, 18003305), (1405, 14402644), (1657, 12212260), (2173, 9312340), (2810, 7201322), (3314, 6106130), (4346, 4656170), (5620, 3600661), (6628, 3053065), (8285, 2442452), (8692, 2328085), (10865, 1862468), (11521, 1756420), (14893, 1358740), (16570, 1221226), (21730, 931234), (23042, 878210), (29786, 679370), (33140, 610613), (43460, 465617), (46084, 439105), (57605, 351284), (59572, 339685), (67937, 297860), (74465, 271748), (87821, 230420), (115210, 175642), (135874, 148930)]