29779940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 66890880

約数和(自身を除く): 37110940

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1579, 1886, 3158, 3772, 4715, 6316, 7895, 9430, 15790, 18860, 31580, 36317, 64739, 72634, 129478, 145268, 181585, 258956, 323695, 363170, 647390, 726340, 1294780, 1488997, 2977994, 5955988, 7444985, 14889970, 29779940]

約数ペア:

[(1, 29779940), (2, 14889970), (4, 7444985), (5, 5955988), (10, 2977994), (20, 1488997), (23, 1294780), (41, 726340), (46, 647390), (82, 363170), (92, 323695), (115, 258956), (164, 181585), (205, 145268), (230, 129478), (410, 72634), (460, 64739), (820, 36317), (943, 31580), (1579, 18860), (1886, 15790), (3158, 9430), (3772, 7895), (4715, 6316)]