1900954940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{27947}}^1$

素因数の和:28154

約数の個数: 48

約数和(自身を含む): 4225737600

約数和(自身を除く): 2324782660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1790, 3401, 3580, 6802, 13604, 17005, 27947, 34010, 55894, 68020, 111788, 139735, 279470, 530993, 558940, 1061986, 2123972, 2654965, 5002513, 5309930, 10005026, 10619860, 20010052, 25012565, 50025130, 95047747, 100050260, 190095494, 380190988, 475238735, 950477470, 1900954940]

約数ペア:

[(1, 1900954940), (2, 950477470), (4, 475238735), (5, 380190988), (10, 190095494), (19, 100050260), (20, 95047747), (38, 50025130), (76, 25012565), (95, 20010052), (179, 10619860), (190, 10005026), (358, 5309930), (380, 5002513), (716, 2654965), (895, 2123972), (1790, 1061986), (3401, 558940), (3580, 530993), (6802, 279470), (13604, 139735), (17005, 111788), (27947, 68020), (34010, 55894)]