19746160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1010

約数の個数: 80

約数和(自身を含む): 53942976

約数和(自身を除く): 34196816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 953, 1036, 1295, 1480, 1906, 2072, 2590, 2960, 3812, 4144, 4765, 5180, 6671, 7624, 9530, 10360, 13342, 15248, 19060, 20720, 26684, 33355, 35261, 38120, 53368, 66710, 70522, 76240, 106736, 133420, 141044, 176305, 246827, 266840, 282088, 352610, 493654, 533680, 564176, 705220, 987308, 1234135, 1410440, 1974616, 2468270, 2820880, 3949232, 4936540, 9873080, 19746160]

約数ペア:

[(1, 19746160), (2, 9873080), (4, 4936540), (5, 3949232), (7, 2820880), (8, 2468270), (10, 1974616), (14, 1410440), (16, 1234135), (20, 987308), (28, 705220), (35, 564176), (37, 533680), (40, 493654), (56, 352610), (70, 282088), (74, 266840), (80, 246827), (112, 176305), (140, 141044), (148, 133420), (185, 106736), (259, 76240), (280, 70522), (296, 66710), (370, 53368), (518, 38120), (560, 35261), (592, 33355), (740, 26684), (953, 20720), (1036, 19060), (1295, 15248), (1480, 13342), (1906, 10360), (2072, 9530), (2590, 7624), (2960, 6671), (3812, 5180), (4144, 4765)]