19468400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 56737440

約数和(自身を除く): 37269040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 170, 175, 200, 238, 272, 280, 340, 350, 400, 409, 425, 476, 560, 595, 680, 700, 818, 850, 952, 1190, 1360, 1400, 1636, 1700, 1904, 2045, 2380, 2800, 2863, 2975, 3272, 3400, 4090, 4760, 5726, 5950, 6544, 6800, 6953, 8180, 9520, 10225, 11452, 11900, 13906, 14315, 16360, 20450, 22904, 23800, 27812, 28630, 32720, 34765, 40900, 45808, 47600, 48671, 55624, 57260, 69530, 71575, 81800, 97342, 111248, 114520, 139060, 143150, 163600, 173825, 194684, 229040, 243355, 278120, 286300, 347650, 389368, 486710, 556240, 572600, 695300, 778736, 973420, 1145200, 1216775, 1390600, 1946840, 2433550, 2781200, 3893680, 4867100, 9734200, 19468400]

約数ペア:

[(1, 19468400), (2, 9734200), (4, 4867100), (5, 3893680), (7, 2781200), (8, 2433550), (10, 1946840), (14, 1390600), (16, 1216775), (17, 1145200), (20, 973420), (25, 778736), (28, 695300), (34, 572600), (35, 556240), (40, 486710), (50, 389368), (56, 347650), (68, 286300), (70, 278120), (80, 243355), (85, 229040), (100, 194684), (112, 173825), (119, 163600), (136, 143150), (140, 139060), (170, 114520), (175, 111248), (200, 97342), (238, 81800), (272, 71575), (280, 69530), (340, 57260), (350, 55624), (400, 48671), (409, 47600), (425, 45808), (476, 40900), (560, 34765), (595, 32720), (680, 28630), (700, 27812), (818, 23800), (850, 22904), (952, 20450), (1190, 16360), (1360, 14315), (1400, 13906), (1636, 11900), (1700, 11452), (1904, 10225), (2045, 9520), (2380, 8180), (2800, 6953), (2863, 6800), (2975, 6544), (3272, 5950), (3400, 5726), (4090, 4760)]