20055142820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2957}}^1\times {\mathrm{3001}}^1$

素因数の和:6080

約数の個数: 48

約数和(自身を含む): 42517037808

約数和(自身を除く): 22461894988

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 2957, 3001, 5914, 6002, 11828, 12004, 14785, 15005, 29570, 30010, 59140, 60020, 334141, 339113, 668282, 678226, 1336564, 1356452, 1670705, 1695565, 3341410, 3391130, 6682820, 6782260, 8873957, 17747914, 35495828, 44369785, 88739570, 177479140, 1002757141, 2005514282, 4011028564, 5013785705, 10027571410, 20055142820]

約数ペア:

[(1, 20055142820), (2, 10027571410), (4, 5013785705), (5, 4011028564), (10, 2005514282), (20, 1002757141), (113, 177479140), (226, 88739570), (452, 44369785), (565, 35495828), (1130, 17747914), (2260, 8873957), (2957, 6782260), (3001, 6682820), (5914, 3391130), (6002, 3341410), (11828, 1695565), (12004, 1670705), (14785, 1356452), (15005, 1336564), (29570, 678226), (30010, 668282), (59140, 339113), (60020, 334141)]