90870340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{14243}}^1$

素因数の和:14292

約数の個数: 48

約数和(自身を含む): 215369280

約数和(自身を除く): 124498940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 14243, 28486, 56972, 71215, 142430, 156673, 284860, 313346, 413047, 626692, 783365, 826094, 1566730, 1652188, 2065235, 3133460, 4130470, 4543517, 8260940, 9087034, 18174068, 22717585, 45435170, 90870340]

約数ペア:

[(1, 90870340), (2, 45435170), (4, 22717585), (5, 18174068), (10, 9087034), (11, 8260940), (20, 4543517), (22, 4130470), (29, 3133460), (44, 2065235), (55, 1652188), (58, 1566730), (110, 826094), (116, 783365), (145, 626692), (220, 413047), (290, 313346), (319, 284860), (580, 156673), (638, 142430), (1276, 71215), (1595, 56972), (3190, 28486), (6380, 14243)]