419902640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 1011459072

約数和(自身を除く): 591556432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 127, 148, 185, 254, 296, 370, 508, 592, 635, 740, 1016, 1117, 1270, 1480, 2032, 2234, 2540, 2960, 4468, 4699, 5080, 5585, 8936, 9398, 10160, 11170, 17872, 18796, 22340, 23495, 37592, 41329, 44680, 46990, 75184, 82658, 89360, 93980, 141859, 165316, 187960, 206645, 283718, 330632, 375920, 413290, 567436, 661264, 709295, 826580, 1134872, 1418590, 1653160, 2269744, 2837180, 3306320, 5248783, 5674360, 10497566, 11348720, 20995132, 26243915, 41990264, 52487830, 83980528, 104975660, 209951320, 419902640]

約数ペア:

[(1, 419902640), (2, 209951320), (4, 104975660), (5, 83980528), (8, 52487830), (10, 41990264), (16, 26243915), (20, 20995132), (37, 11348720), (40, 10497566), (74, 5674360), (80, 5248783), (127, 3306320), (148, 2837180), (185, 2269744), (254, 1653160), (296, 1418590), (370, 1134872), (508, 826580), (592, 709295), (635, 661264), (740, 567436), (1016, 413290), (1117, 375920), (1270, 330632), (1480, 283718), (2032, 206645), (2234, 187960), (2540, 165316), (2960, 141859), (4468, 93980), (4699, 89360), (5080, 82658), (5585, 75184), (8936, 46990), (9398, 44680), (10160, 41329), (11170, 37592), (17872, 23495), (18796, 22340)]