2647170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 7001280

約数和(自身を除く): 4354110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 439, 603, 670, 878, 1005, 1206, 1317, 2010, 2195, 2634, 3015, 3951, 4390, 6030, 6585, 7902, 13170, 19755, 29413, 39510, 58826, 88239, 147065, 176478, 264717, 294130, 441195, 529434, 882390, 1323585, 2647170]

約数ペア:

[(1, 2647170), (2, 1323585), (3, 882390), (5, 529434), (6, 441195), (9, 294130), (10, 264717), (15, 176478), (18, 147065), (30, 88239), (45, 58826), (67, 39510), (90, 29413), (134, 19755), (201, 13170), (335, 7902), (402, 6585), (439, 6030), (603, 4390), (670, 3951), (878, 3015), (1005, 2634), (1206, 2195), (1317, 2010)]