40190920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13049}}^1$

素因数の和:13078

約数の個数: 64

約数和(自身を含む): 112752000

約数和(自身を除く): 72561080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 13049, 26098, 52196, 65245, 91343, 104392, 130490, 143539, 182686, 260980, 287078, 365372, 456715, 521960, 574156, 717695, 730744, 913430, 1004773, 1148312, 1435390, 1826860, 2009546, 2870780, 3653720, 4019092, 5023865, 5741560, 8038184, 10047730, 20095460, 40190920]

約数ペア:

[(1, 40190920), (2, 20095460), (4, 10047730), (5, 8038184), (7, 5741560), (8, 5023865), (10, 4019092), (11, 3653720), (14, 2870780), (20, 2009546), (22, 1826860), (28, 1435390), (35, 1148312), (40, 1004773), (44, 913430), (55, 730744), (56, 717695), (70, 574156), (77, 521960), (88, 456715), (110, 365372), (140, 287078), (154, 260980), (220, 182686), (280, 143539), (308, 130490), (385, 104392), (440, 91343), (616, 65245), (770, 52196), (1540, 26098), (3080, 13049)]