198895540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{463}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 428424192

約数和(自身を除く): 229528652

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 457, 463, 470, 914, 926, 940, 1828, 1852, 2285, 2315, 4570, 4630, 9140, 9260, 21479, 21761, 42958, 43522, 85916, 87044, 107395, 108805, 211591, 214790, 217610, 423182, 429580, 435220, 846364, 1057955, 2115910, 4231820, 9944777, 19889554, 39779108, 49723885, 99447770, 198895540]

約数ペア:

[(1, 198895540), (2, 99447770), (4, 49723885), (5, 39779108), (10, 19889554), (20, 9944777), (47, 4231820), (94, 2115910), (188, 1057955), (235, 846364), (457, 435220), (463, 429580), (470, 423182), (914, 217610), (926, 214790), (940, 211591), (1828, 108805), (1852, 107395), (2285, 87044), (2315, 85916), (4570, 43522), (4630, 42958), (9140, 21761), (9260, 21479)]