40419440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12323}}^1$

素因数の和:12377

約数の個数: 40

約数和(自身を含む): 96275088

約数和(自身を除く): 55855648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12323, 24646, 49292, 61615, 98584, 123230, 197168, 246460, 492920, 505243, 985840, 1010486, 2020972, 2526215, 4041944, 5052430, 8083888, 10104860, 20209720, 40419440]

約数ペア:

[(1, 40419440), (2, 20209720), (4, 10104860), (5, 8083888), (8, 5052430), (10, 4041944), (16, 2526215), (20, 2020972), (40, 1010486), (41, 985840), (80, 505243), (82, 492920), (164, 246460), (205, 197168), (328, 123230), (410, 98584), (656, 61615), (820, 49292), (1640, 24646), (3280, 12323)]