135990820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{57139}}^1$

素因数の和:57172

約数の個数: 48

約数和(自身を含む): 345582720

約数和(自身を除く): 209591900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 57139, 114278, 228556, 285695, 399973, 571390, 799946, 971363, 1142780, 1599892, 1942726, 1999865, 3885452, 3999730, 4856815, 6799541, 7999460, 9713630, 13599082, 19427260, 27198164, 33997705, 67995410, 135990820]

約数ペア:

[(1, 135990820), (2, 67995410), (4, 33997705), (5, 27198164), (7, 19427260), (10, 13599082), (14, 9713630), (17, 7999460), (20, 6799541), (28, 4856815), (34, 3999730), (35, 3885452), (68, 1999865), (70, 1942726), (85, 1599892), (119, 1142780), (140, 971363), (170, 799946), (238, 571390), (340, 399973), (476, 285695), (595, 228556), (1190, 114278), (2380, 57139)]