2115950980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{56911}}^1$

素因数の和:56957

約数の個数: 72

約数和(自身を含む): 5249107584

約数和(自身を除く): 3133156604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 7436, 9295, 18590, 37180, 56911, 113822, 227644, 284555, 569110, 626021, 739843, 1138220, 1252042, 1479686, 2504084, 2959372, 3130105, 3699215, 6260210, 7398430, 8138273, 9617959, 12520420, 14796860, 16276546, 19235918, 32553092, 38471836, 40691365, 48089795, 81382730, 96179590, 105797549, 162765460, 192359180, 211595098, 423190196, 528987745, 1057975490, 2115950980]

約数ペア:

[(1, 2115950980), (2, 1057975490), (4, 528987745), (5, 423190196), (10, 211595098), (11, 192359180), (13, 162765460), (20, 105797549), (22, 96179590), (26, 81382730), (44, 48089795), (52, 40691365), (55, 38471836), (65, 32553092), (110, 19235918), (130, 16276546), (143, 14796860), (169, 12520420), (220, 9617959), (260, 8138273), (286, 7398430), (338, 6260210), (572, 3699215), (676, 3130105), (715, 2959372), (845, 2504084), (1430, 1479686), (1690, 1252042), (1859, 1138220), (2860, 739843), (3380, 626021), (3718, 569110), (7436, 284555), (9295, 227644), (18590, 113822), (37180, 56911)]