405248830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 858719232

約数和(自身を除く): 453470402

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 71, 134, 142, 335, 355, 469, 497, 670, 710, 938, 994, 1217, 2345, 2434, 2485, 4690, 4757, 4970, 6085, 8519, 9514, 12170, 17038, 23785, 33299, 42595, 47570, 66598, 81539, 85190, 86407, 163078, 166495, 172814, 332990, 407695, 432035, 570773, 604849, 815390, 864070, 1141546, 1209698, 2853865, 3024245, 5707730, 5789269, 6048490, 11578538, 28946345, 40524883, 57892690, 81049766, 202624415, 405248830]

約数ペア:

[(1, 405248830), (2, 202624415), (5, 81049766), (7, 57892690), (10, 40524883), (14, 28946345), (35, 11578538), (67, 6048490), (70, 5789269), (71, 5707730), (134, 3024245), (142, 2853865), (335, 1209698), (355, 1141546), (469, 864070), (497, 815390), (670, 604849), (710, 570773), (938, 432035), (994, 407695), (1217, 332990), (2345, 172814), (2434, 166495), (2485, 163078), (4690, 86407), (4757, 85190), (4970, 81539), (6085, 66598), (8519, 47570), (9514, 42595), (12170, 33299), (17038, 23785)]