40577980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5189}}^1$

素因数の和:5238

約数の個数: 48

約数和(自身を含む): 94167360

約数和(自身を除く): 53589380

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 5189, 7820, 10378, 20756, 25945, 51890, 88213, 103780, 119347, 176426, 238694, 352852, 441065, 477388, 596735, 882130, 1193470, 1764260, 2028899, 2386940, 4057798, 8115596, 10144495, 20288990, 40577980]

約数ペア:

[(1, 40577980), (2, 20288990), (4, 10144495), (5, 8115596), (10, 4057798), (17, 2386940), (20, 2028899), (23, 1764260), (34, 1193470), (46, 882130), (68, 596735), (85, 477388), (92, 441065), (115, 352852), (170, 238694), (230, 176426), (340, 119347), (391, 103780), (460, 88213), (782, 51890), (1564, 25945), (1955, 20756), (3910, 10378), (5189, 7820)]