40802046

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 89565696

約数和(自身を除く): 48763650

約数列:

[1, 2, 3, 6, 23, 37, 46, 61, 69, 74, 111, 122, 131, 138, 183, 222, 262, 366, 393, 786, 851, 1403, 1702, 2257, 2553, 2806, 3013, 4209, 4514, 4847, 5106, 6026, 6771, 7991, 8418, 9039, 9694, 13542, 14541, 15982, 18078, 23973, 29082, 47946, 51911, 103822, 111481, 155733, 183793, 222962, 295667, 311466, 334443, 367586, 551379, 591334, 668886, 887001, 1102758, 1774002, 6800341, 13600682, 20401023, 40802046]

約数ペア:

[(1, 40802046), (2, 20401023), (3, 13600682), (6, 6800341), (23, 1774002), (37, 1102758), (46, 887001), (61, 668886), (69, 591334), (74, 551379), (111, 367586), (122, 334443), (131, 311466), (138, 295667), (183, 222962), (222, 183793), (262, 155733), (366, 111481), (393, 103822), (786, 51911), (851, 47946), (1403, 29082), (1702, 23973), (2257, 18078), (2553, 15982), (2806, 14541), (3013, 13542), (4209, 9694), (4514, 9039), (4847, 8418), (5106, 7991), (6026, 6771)]