620043340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1199

約数の個数: 96

約数和(自身を含む): 1574254080

約数和(自身を除く): 954210740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 257, 266, 380, 514, 532, 665, 907, 1028, 1285, 1330, 1799, 1814, 2570, 2660, 3598, 3628, 4535, 4883, 5140, 6349, 7196, 8995, 9070, 9766, 12698, 17233, 17990, 18140, 19532, 24415, 25396, 31745, 34181, 34466, 35980, 48830, 63490, 68362, 68932, 86165, 97660, 120631, 126980, 136724, 170905, 172330, 233099, 241262, 341810, 344660, 466198, 482524, 603155, 683620, 932396, 1165495, 1206310, 1631693, 2330990, 2412620, 3263386, 4428881, 4661980, 6526772, 8158465, 8857762, 16316930, 17715524, 22144405, 31002167, 32633860, 44288810, 62004334, 88577620, 124008668, 155010835, 310021670, 620043340]

約数ペア:

[(1, 620043340), (2, 310021670), (4, 155010835), (5, 124008668), (7, 88577620), (10, 62004334), (14, 44288810), (19, 32633860), (20, 31002167), (28, 22144405), (35, 17715524), (38, 16316930), (70, 8857762), (76, 8158465), (95, 6526772), (133, 4661980), (140, 4428881), (190, 3263386), (257, 2412620), (266, 2330990), (380, 1631693), (514, 1206310), (532, 1165495), (665, 932396), (907, 683620), (1028, 603155), (1285, 482524), (1330, 466198), (1799, 344660), (1814, 341810), (2570, 241262), (2660, 233099), (3598, 172330), (3628, 170905), (4535, 136724), (4883, 126980), (5140, 120631), (6349, 97660), (7196, 86165), (8995, 68932), (9070, 68362), (9766, 63490), (12698, 48830), (17233, 35980), (17990, 34466), (18140, 34181), (19532, 31745), (24415, 25396)]