20002231044

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{289837}}^1$

素因数の和:289927

約数の個数: 72

約数和(自身を含む): 53172520128

約数和(自身を除く): 33170289084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 243, 284, 324, 426, 486, 639, 852, 972, 1278, 1917, 2556, 3834, 5751, 7668, 11502, 17253, 23004, 34506, 69012, 289837, 579674, 869511, 1159348, 1739022, 2608533, 3478044, 5217066, 7825599, 10434132, 15651198, 20578427, 23476797, 31302396, 41156854, 46953594, 61735281, 70430391, 82313708, 93907188, 123470562, 140860782, 185205843, 246941124, 281721564, 370411686, 555617529, 740823372, 1111235058, 1666852587, 2222470116, 3333705174, 5000557761, 6667410348, 10001115522, 20002231044]

約数ペア:

[(1, 20002231044), (2, 10001115522), (3, 6667410348), (4, 5000557761), (6, 3333705174), (9, 2222470116), (12, 1666852587), (18, 1111235058), (27, 740823372), (36, 555617529), (54, 370411686), (71, 281721564), (81, 246941124), (108, 185205843), (142, 140860782), (162, 123470562), (213, 93907188), (243, 82313708), (284, 70430391), (324, 61735281), (426, 46953594), (486, 41156854), (639, 31302396), (852, 23476797), (972, 20578427), (1278, 15651198), (1917, 10434132), (2556, 7825599), (3834, 5217066), (5751, 3478044), (7668, 2608533), (11502, 1739022), (17253, 1159348), (23004, 869511), (34506, 579674), (69012, 289837)]