40240670

素因数分解:

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

素因数の和:273

約数の個数: 48

約数和(自身を含む): 78016608

約数和(自身を除く): 37775938

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 157, 190, 314, 355, 361, 710, 722, 785, 1349, 1570, 1805, 2698, 2983, 3610, 5966, 6745, 11147, 13490, 14915, 22294, 25631, 29830, 51262, 55735, 56677, 111470, 113354, 128155, 211793, 256310, 283385, 423586, 566770, 1058965, 2117930, 4024067, 8048134, 20120335, 40240670]

約数ペア:

[(1, 40240670), (2, 20120335), (5, 8048134), (10, 4024067), (19, 2117930), (38, 1058965), (71, 566770), (95, 423586), (142, 283385), (157, 256310), (190, 211793), (314, 128155), (355, 113354), (361, 111470), (710, 56677), (722, 55735), (785, 51262), (1349, 29830), (1570, 25631), (1805, 22294), (2698, 14915), (2983, 13490), (3610, 11147), (5966, 6745)]