49266620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9973}}^1$

素因数の和:10014

約数の個数: 48

約数和(自身を含む): 117294240

約数和(自身を除く): 68027620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 9973, 19946, 39892, 49865, 99730, 129649, 189487, 199460, 259298, 378974, 518596, 648245, 757948, 947435, 1296490, 1894870, 2463331, 2592980, 3789740, 4926662, 9853324, 12316655, 24633310, 49266620]

約数ペア:

[(1, 49266620), (2, 24633310), (4, 12316655), (5, 9853324), (10, 4926662), (13, 3789740), (19, 2592980), (20, 2463331), (26, 1894870), (38, 1296490), (52, 947435), (65, 757948), (76, 648245), (95, 518596), (130, 378974), (190, 259298), (247, 199460), (260, 189487), (380, 129649), (494, 99730), (988, 49865), (1235, 39892), (2470, 19946), (4940, 9973)]