2021030672620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1\times {\mathrm{20389}}^1$

素因数の和:20975

約数の個数: 96

約数和(自身を含む): 4331117871360

約数和(自身を除く): 2310087198740

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 211, 283, 332, 415, 422, 566, 830, 844, 1055, 1132, 1415, 1660, 2110, 2830, 4220, 5660, 17513, 20389, 23489, 35026, 40778, 46978, 59713, 70052, 81556, 87565, 93956, 101945, 117445, 119426, 175130, 203890, 234890, 238852, 298565, 350260, 407780, 469780, 597130, 1194260, 1692287, 3384574, 4302079, 4956179, 5770087, 6769148, 8461435, 8604158, 9912358, 11540174, 16922870, 17208316, 19824716, 21510395, 23080348, 24780895, 28850435, 33845740, 43020790, 49561790, 57700870, 86041580, 99123580, 115401740, 357072557, 478917221, 714145114, 957834442, 1217488357, 1428290228, 1785362785, 1915668884, 2394586105, 2434976714, 3570725570, 4789172210, 4869953428, 6087441785, 7141451140, 9578344420, 12174883570, 24349767140, 101051533631, 202103067262, 404206134524, 505257668155, 1010515336310, 2021030672620]

約数ペア:

[(1, 2021030672620), (2, 1010515336310), (4, 505257668155), (5, 404206134524), (10, 202103067262), (20, 101051533631), (83, 24349767140), (166, 12174883570), (211, 9578344420), (283, 7141451140), (332, 6087441785), (415, 4869953428), (422, 4789172210), (566, 3570725570), (830, 2434976714), (844, 2394586105), (1055, 1915668884), (1132, 1785362785), (1415, 1428290228), (1660, 1217488357), (2110, 957834442), (2830, 714145114), (4220, 478917221), (5660, 357072557), (17513, 115401740), (20389, 99123580), (23489, 86041580), (35026, 57700870), (40778, 49561790), (46978, 43020790), (59713, 33845740), (70052, 28850435), (81556, 24780895), (87565, 23080348), (93956, 21510395), (101945, 19824716), (117445, 17208316), (119426, 16922870), (175130, 11540174), (203890, 9912358), (234890, 8604158), (238852, 8461435), (298565, 6769148), (350260, 5770087), (407780, 4956179), (469780, 4302079), (597130, 3384574), (1194260, 1692287)]