39908170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 39925430

約数列:

[1, 2, 5, 10, 19, 38, 41, 47, 82, 94, 95, 109, 190, 205, 218, 235, 410, 470, 545, 779, 893, 1090, 1558, 1786, 1927, 2071, 3854, 3895, 4142, 4465, 4469, 5123, 7790, 8930, 8938, 9635, 10246, 10355, 19270, 20710, 22345, 25615, 36613, 44690, 51230, 73226, 84911, 97337, 169822, 183065, 194674, 210043, 366130, 420086, 424555, 486685, 849110, 973370, 1050215, 2100430, 3990817, 7981634, 19954085, 39908170]

約数ペア:

[(1, 39908170), (2, 19954085), (5, 7981634), (10, 3990817), (19, 2100430), (38, 1050215), (41, 973370), (47, 849110), (82, 486685), (94, 424555), (95, 420086), (109, 366130), (190, 210043), (205, 194674), (218, 183065), (235, 169822), (410, 97337), (470, 84911), (545, 73226), (779, 51230), (893, 44690), (1090, 36613), (1558, 25615), (1786, 22345), (1927, 20710), (2071, 19270), (3854, 10355), (3895, 10246), (4142, 9635), (4465, 8938), (4469, 8930), (5123, 7790)]