2918449990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{601}}^1$

素因数の和:1165

約数の個数: 64

約数和(自身を含む): 5629865472

約数和(自身を除く): 2711415482

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 491, 601, 982, 989, 1202, 1978, 2455, 3005, 4910, 4945, 6010, 9890, 11293, 13823, 21113, 22586, 25843, 27646, 42226, 51686, 56465, 69115, 105565, 112930, 129215, 138230, 211130, 258430, 295091, 485599, 590182, 594389, 971198, 1188778, 1475455, 2427995, 2950910, 2971945, 4855990, 5943890, 6787093, 12688913, 13574186, 25377826, 33935465, 63444565, 67870930, 126889130, 291844999, 583689998, 1459224995, 2918449990]

約数ペア:

[(1, 2918449990), (2, 1459224995), (5, 583689998), (10, 291844999), (23, 126889130), (43, 67870930), (46, 63444565), (86, 33935465), (115, 25377826), (215, 13574186), (230, 12688913), (430, 6787093), (491, 5943890), (601, 4855990), (982, 2971945), (989, 2950910), (1202, 2427995), (1978, 1475455), (2455, 1188778), (3005, 971198), (4910, 594389), (4945, 590182), (6010, 485599), (9890, 295091), (11293, 258430), (13823, 211130), (21113, 138230), (22586, 129215), (25843, 112930), (27646, 105565), (42226, 69115), (51686, 56465)]