1025391720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{502643}}^1$

素因数の和:502674

約数の個数: 64

約数和(自身を含む): 3257133120

約数和(自身を除く): 2231741400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 502643, 1005286, 1507929, 2010572, 2513215, 3015858, 4021144, 5026430, 6031716, 7539645, 8544931, 10052860, 12063432, 15079290, 17089862, 20105720, 25634793, 30158580, 34179724, 42724655, 51269586, 60317160, 68359448, 85449310, 102539172, 128173965, 170898620, 205078344, 256347930, 341797240, 512695860, 1025391720]

約数ペア:

[(1, 1025391720), (2, 512695860), (3, 341797240), (4, 256347930), (5, 205078344), (6, 170898620), (8, 128173965), (10, 102539172), (12, 85449310), (15, 68359448), (17, 60317160), (20, 51269586), (24, 42724655), (30, 34179724), (34, 30158580), (40, 25634793), (51, 20105720), (60, 17089862), (68, 15079290), (85, 12063432), (102, 10052860), (120, 8544931), (136, 7539645), (170, 6031716), (204, 5026430), (255, 4021144), (340, 3015858), (408, 2513215), (510, 2010572), (680, 1507929), (1020, 1005286), (2040, 502643)]