42743140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 103420800

約数和(自身を除く): 60677660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 59, 74, 89, 110, 118, 148, 178, 185, 220, 236, 295, 356, 370, 407, 445, 590, 649, 740, 814, 890, 979, 1180, 1298, 1628, 1780, 1958, 2035, 2183, 2596, 3245, 3293, 3916, 4070, 4366, 4895, 5251, 6490, 6586, 8140, 8732, 9790, 10502, 10915, 12980, 13172, 16465, 19580, 21004, 21830, 24013, 26255, 32930, 36223, 43660, 48026, 52510, 57761, 65860, 72446, 96052, 105020, 115522, 120065, 144892, 181115, 194287, 231044, 240130, 288805, 362230, 388574, 480260, 577610, 724460, 777148, 971435, 1155220, 1942870, 2137157, 3885740, 4274314, 8548628, 10685785, 21371570, 42743140]

約数ペア:

[(1, 42743140), (2, 21371570), (4, 10685785), (5, 8548628), (10, 4274314), (11, 3885740), (20, 2137157), (22, 1942870), (37, 1155220), (44, 971435), (55, 777148), (59, 724460), (74, 577610), (89, 480260), (110, 388574), (118, 362230), (148, 288805), (178, 240130), (185, 231044), (220, 194287), (236, 181115), (295, 144892), (356, 120065), (370, 115522), (407, 105020), (445, 96052), (590, 72446), (649, 65860), (740, 57761), (814, 52510), (890, 48026), (979, 43660), (1180, 36223), (1298, 32930), (1628, 26255), (1780, 24013), (1958, 21830), (2035, 21004), (2183, 19580), (2596, 16465), (3245, 13172), (3293, 12980), (3916, 10915), (4070, 10502), (4366, 9790), (4895, 8732), (5251, 8140), (6490, 6586)]