615207940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 1305077760

約数和(自身を除く): 689869820

約数列:

[1, 2, 4, 5, 10, 20, 223, 271, 446, 509, 542, 892, 1018, 1084, 1115, 1355, 2036, 2230, 2545, 2710, 4460, 5090, 5420, 10180, 60433, 113507, 120866, 137939, 227014, 241732, 275878, 302165, 454028, 551756, 567535, 604330, 689695, 1135070, 1208660, 1379390, 2270140, 2758780, 30760397, 61520794, 123041588, 153801985, 307603970, 615207940]

約数ペア:

[(1, 615207940), (2, 307603970), (4, 153801985), (5, 123041588), (10, 61520794), (20, 30760397), (223, 2758780), (271, 2270140), (446, 1379390), (509, 1208660), (542, 1135070), (892, 689695), (1018, 604330), (1084, 567535), (1115, 551756), (1355, 454028), (2036, 302165), (2230, 275878), (2545, 241732), (2710, 227014), (4460, 137939), (5090, 120866), (5420, 113507), (10180, 60433)]