404155540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{8699}}^1$

素因数の和:8832

約数の個数: 48

約数和(自身を含む): 894499200

約数和(自身を除く): 490343660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 101, 115, 202, 230, 404, 460, 505, 1010, 2020, 2323, 4646, 8699, 9292, 11615, 17398, 23230, 34796, 43495, 46460, 86990, 173980, 200077, 400154, 800308, 878599, 1000385, 1757198, 2000770, 3514396, 4001540, 4392995, 8785990, 17571980, 20207777, 40415554, 80831108, 101038885, 202077770, 404155540]

約数ペア:

[(1, 404155540), (2, 202077770), (4, 101038885), (5, 80831108), (10, 40415554), (20, 20207777), (23, 17571980), (46, 8785990), (92, 4392995), (101, 4001540), (115, 3514396), (202, 2000770), (230, 1757198), (404, 1000385), (460, 878599), (505, 800308), (1010, 400154), (2020, 200077), (2323, 173980), (4646, 86990), (8699, 46460), (9292, 43495), (11615, 34796), (17398, 23230)]