2047312720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{8317}}^1$

素因数の和:8528

約数の個数: 80

約数和(自身を含む): 5068456848

約数和(自身を除く): 3021144128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 181, 272, 340, 362, 680, 724, 905, 1360, 1448, 1810, 2896, 3077, 3620, 6154, 7240, 8317, 12308, 14480, 15385, 16634, 24616, 30770, 33268, 41585, 49232, 61540, 66536, 83170, 123080, 133072, 141389, 166340, 246160, 282778, 332680, 565556, 665360, 706945, 1131112, 1413890, 1505377, 2262224, 2827780, 3010754, 5655560, 6021508, 7526885, 11311120, 12043016, 15053770, 24086032, 25591409, 30107540, 51182818, 60215080, 102365636, 120430160, 127957045, 204731272, 255914090, 409462544, 511828180, 1023656360, 2047312720]

約数ペア:

[(1, 2047312720), (2, 1023656360), (4, 511828180), (5, 409462544), (8, 255914090), (10, 204731272), (16, 127957045), (17, 120430160), (20, 102365636), (34, 60215080), (40, 51182818), (68, 30107540), (80, 25591409), (85, 24086032), (136, 15053770), (170, 12043016), (181, 11311120), (272, 7526885), (340, 6021508), (362, 5655560), (680, 3010754), (724, 2827780), (905, 2262224), (1360, 1505377), (1448, 1413890), (1810, 1131112), (2896, 706945), (3077, 665360), (3620, 565556), (6154, 332680), (7240, 282778), (8317, 246160), (12308, 166340), (14480, 141389), (15385, 133072), (16634, 123080), (24616, 83170), (30770, 66536), (33268, 61540), (41585, 49232)]