1882391840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{240101}}^1$

素因数の和:240130

約数の個数: 72

約数和(自身を含む): 5173237692

約数和(自身を除く): 3290845852

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 240101, 480202, 960404, 1200505, 1680707, 1920808, 2401010, 3361414, 3841616, 4802020, 6722828, 7683232, 8403535, 9604040, 11764949, 13445656, 16807070, 19208080, 23529898, 26891312, 33614140, 38416160, 47059796, 53782624, 58824745, 67228280, 94119592, 117649490, 134456560, 188239184, 235298980, 268913120, 376478368, 470597960, 941195920, 1882391840]

約数ペア:

[(1, 1882391840), (2, 941195920), (4, 470597960), (5, 376478368), (7, 268913120), (8, 235298980), (10, 188239184), (14, 134456560), (16, 117649490), (20, 94119592), (28, 67228280), (32, 58824745), (35, 53782624), (40, 47059796), (49, 38416160), (56, 33614140), (70, 26891312), (80, 23529898), (98, 19208080), (112, 16807070), (140, 13445656), (160, 11764949), (196, 9604040), (224, 8403535), (245, 7683232), (280, 6722828), (392, 4802020), (490, 3841616), (560, 3361414), (784, 2401010), (980, 1920808), (1120, 1680707), (1568, 1200505), (1960, 960404), (3920, 480202), (7840, 240101)]