2017802050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{1693}}^1$

素因数の和:1924

約数の個数: 72

約数和(自身を含む): 4148711028

約数和(自身を除く): 2130908978

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 197, 242, 275, 394, 550, 605, 985, 1210, 1693, 1970, 2167, 3025, 3386, 4334, 4925, 6050, 8465, 9850, 10835, 16930, 18623, 21670, 23837, 37246, 42325, 47674, 54175, 84650, 93115, 108350, 119185, 186230, 204853, 238370, 333521, 409706, 465575, 595925, 667042, 931150, 1024265, 1191850, 1667605, 2048530, 3335210, 3668731, 5121325, 7337462, 8338025, 10242650, 16676050, 18343655, 36687310, 40356041, 80712082, 91718275, 183436550, 201780205, 403560410, 1008901025, 2017802050]

約数ペア:

[(1, 2017802050), (2, 1008901025), (5, 403560410), (10, 201780205), (11, 183436550), (22, 91718275), (25, 80712082), (50, 40356041), (55, 36687310), (110, 18343655), (121, 16676050), (197, 10242650), (242, 8338025), (275, 7337462), (394, 5121325), (550, 3668731), (605, 3335210), (985, 2048530), (1210, 1667605), (1693, 1191850), (1970, 1024265), (2167, 931150), (3025, 667042), (3386, 595925), (4334, 465575), (4925, 409706), (6050, 333521), (8465, 238370), (9850, 204853), (10835, 186230), (16930, 119185), (18623, 108350), (21670, 93115), (23837, 84650), (37246, 54175), (42325, 47674)]