1660883620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2357}}^1\times {\mathrm{3203}}^1$

素因数の和:5580

約数の個数: 48

約数和(自身を含む): 3807736128

約数和(自身を除く): 2146852508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2357, 3203, 4714, 6406, 9428, 11785, 12812, 16015, 23570, 25927, 32030, 35233, 47140, 51854, 64060, 70466, 103708, 129635, 140932, 176165, 259270, 352330, 518540, 704660, 7549471, 15098942, 30197884, 37747355, 75494710, 83044181, 150989420, 166088362, 332176724, 415220905, 830441810, 1660883620]

約数ペア:

[(1, 1660883620), (2, 830441810), (4, 415220905), (5, 332176724), (10, 166088362), (11, 150989420), (20, 83044181), (22, 75494710), (44, 37747355), (55, 30197884), (110, 15098942), (220, 7549471), (2357, 704660), (3203, 518540), (4714, 352330), (6406, 259270), (9428, 176165), (11785, 140932), (12812, 129635), (16015, 103708), (23570, 70466), (25927, 64060), (32030, 51854), (35233, 47140)]