201720410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 190189990

約数列:

[1, 2, 5, 10, 31, 41, 59, 62, 82, 118, 155, 205, 269, 295, 310, 410, 538, 590, 1271, 1345, 1829, 2419, 2542, 2690, 3658, 4838, 6355, 8339, 9145, 11029, 12095, 12710, 15871, 16678, 18290, 22058, 24190, 31742, 41695, 55145, 74989, 79355, 83390, 110290, 149978, 158710, 341899, 374945, 492001, 650711, 683798, 749890, 984002, 1301422, 1709495, 2460005, 3253555, 3418990, 4920010, 6507110, 20172041, 40344082, 100860205, 201720410]

約数ペア:

[(1, 201720410), (2, 100860205), (5, 40344082), (10, 20172041), (31, 6507110), (41, 4920010), (59, 3418990), (62, 3253555), (82, 2460005), (118, 1709495), (155, 1301422), (205, 984002), (269, 749890), (295, 683798), (310, 650711), (410, 492001), (538, 374945), (590, 341899), (1271, 158710), (1345, 149978), (1829, 110290), (2419, 83390), (2542, 79355), (2690, 74989), (3658, 55145), (4838, 41695), (6355, 31742), (8339, 24190), (9145, 22058), (11029, 18290), (12095, 16678), (12710, 15871)]