2185646980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{268507}}^1$

素因数の和:268564

約数の個数: 48

約数和(自身を含む): 5142465216

約数和(自身を除く): 2956818236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 268507, 537014, 1074028, 1342535, 2685070, 2953577, 5370140, 5907154, 9934759, 11814308, 14767885, 19869518, 29535770, 39739036, 49673795, 59071540, 99347590, 109282349, 198695180, 218564698, 437129396, 546411745, 1092823490, 2185646980]

約数ペア:

[(1, 2185646980), (2, 1092823490), (4, 546411745), (5, 437129396), (10, 218564698), (11, 198695180), (20, 109282349), (22, 99347590), (37, 59071540), (44, 49673795), (55, 39739036), (74, 29535770), (110, 19869518), (148, 14767885), (185, 11814308), (220, 9934759), (370, 5907154), (407, 5370140), (740, 2953577), (814, 2685070), (1628, 1342535), (2035, 1074028), (4070, 537014), (8140, 268507)]