2054367020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{91631}}^1$

素因数の和:91718

約数の個数: 48

約数和(自身を含む): 4618252800

約数和(自身を除く): 2563885780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420, 91631, 183262, 366524, 458155, 916310, 1740989, 1832620, 3481978, 5406229, 6963956, 8704945, 10812458, 17409890, 21624916, 27031145, 34819780, 54062290, 102718351, 108124580, 205436702, 410873404, 513591755, 1027183510, 2054367020]

約数ペア:

[(1, 2054367020), (2, 1027183510), (4, 513591755), (5, 410873404), (10, 205436702), (19, 108124580), (20, 102718351), (38, 54062290), (59, 34819780), (76, 27031145), (95, 21624916), (118, 17409890), (190, 10812458), (236, 8704945), (295, 6963956), (380, 5406229), (590, 3481978), (1121, 1832620), (1180, 1740989), (2242, 916310), (4484, 458155), (5605, 366524), (11210, 183262), (22420, 91631)]