205834360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{977}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 485870400

約数和(自身を除く): 280036040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 229, 230, 458, 460, 916, 920, 977, 1145, 1832, 1954, 2290, 3908, 4580, 4885, 5267, 7816, 9160, 9770, 10534, 19540, 21068, 22471, 26335, 39080, 42136, 44942, 52670, 89884, 105340, 112355, 179768, 210680, 223733, 224710, 447466, 449420, 894932, 898840, 1118665, 1789864, 2237330, 4474660, 5145859, 8949320, 10291718, 20583436, 25729295, 41166872, 51458590, 102917180, 205834360]

約数ペア:

[(1, 205834360), (2, 102917180), (4, 51458590), (5, 41166872), (8, 25729295), (10, 20583436), (20, 10291718), (23, 8949320), (40, 5145859), (46, 4474660), (92, 2237330), (115, 1789864), (184, 1118665), (229, 898840), (230, 894932), (458, 449420), (460, 447466), (916, 224710), (920, 223733), (977, 210680), (1145, 179768), (1832, 112355), (1954, 105340), (2290, 89884), (3908, 52670), (4580, 44942), (4885, 42136), (5267, 39080), (7816, 26335), (9160, 22471), (9770, 21068), (10534, 19540)]