4235860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 9555840

約数和(自身を除く): 5319980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 157, 190, 284, 314, 355, 380, 628, 710, 785, 1349, 1420, 1570, 2698, 2983, 3140, 5396, 5966, 6745, 11147, 11932, 13490, 14915, 22294, 26980, 29830, 44588, 55735, 59660, 111470, 211793, 222940, 423586, 847172, 1058965, 2117930, 4235860]

約数ペア:

[(1, 4235860), (2, 2117930), (4, 1058965), (5, 847172), (10, 423586), (19, 222940), (20, 211793), (38, 111470), (71, 59660), (76, 55735), (95, 44588), (142, 29830), (157, 26980), (190, 22294), (284, 14915), (314, 13490), (355, 11932), (380, 11147), (628, 6745), (710, 5966), (785, 5396), (1349, 3140), (1420, 2983), (1570, 2698)]