1298982860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{56923}}^1$

素因数の和:57102

約数の個数: 48

約数和(自身を含む): 3136740096

約数和(自身を除く): 1837757236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 56923, 113846, 227692, 284615, 398461, 569230, 796922, 1138460, 1593844, 1992305, 3984610, 7969220, 9278449, 18556898, 37113796, 46392245, 64949143, 92784490, 129898286, 185568980, 259796572, 324745715, 649491430, 1298982860]

約数ペア:

[(1, 1298982860), (2, 649491430), (4, 324745715), (5, 259796572), (7, 185568980), (10, 129898286), (14, 92784490), (20, 64949143), (28, 46392245), (35, 37113796), (70, 18556898), (140, 9278449), (163, 7969220), (326, 3984610), (652, 1992305), (815, 1593844), (1141, 1138460), (1630, 796922), (2282, 569230), (3260, 398461), (4564, 284615), (5705, 227692), (11410, 113846), (22820, 56923)]