3840880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 9155664

約数和(自身を除く): 5314784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1171, 1640, 2342, 3280, 4684, 5855, 9368, 11710, 18736, 23420, 46840, 48011, 93680, 96022, 192044, 240055, 384088, 480110, 768176, 960220, 1920440, 3840880]

約数ペア:

[(1, 3840880), (2, 1920440), (4, 960220), (5, 768176), (8, 480110), (10, 384088), (16, 240055), (20, 192044), (40, 96022), (41, 93680), (80, 48011), (82, 46840), (164, 23420), (205, 18736), (328, 11710), (410, 9368), (656, 5855), (820, 4684), (1171, 3280), (1640, 2342)]