2201946890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{25243}}^1$

素因数の和:25335

約数の個数: 64

約数和(自身を含む): 4732947072

約数和(自身を除く): 2531000182

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 61, 65, 110, 122, 130, 143, 286, 305, 610, 671, 715, 793, 1342, 1430, 1586, 3355, 3965, 6710, 7930, 8723, 17446, 25243, 43615, 50486, 87230, 126215, 252430, 277673, 328159, 555346, 656318, 1388365, 1539823, 1640795, 2776730, 3079646, 3281590, 3609749, 7219498, 7699115, 15398230, 16938053, 18048745, 20017699, 33876106, 36097490, 40035398, 84690265, 100088495, 169380530, 200176990, 220194689, 440389378, 1100973445, 2201946890]

約数ペア:

[(1, 2201946890), (2, 1100973445), (5, 440389378), (10, 220194689), (11, 200176990), (13, 169380530), (22, 100088495), (26, 84690265), (55, 40035398), (61, 36097490), (65, 33876106), (110, 20017699), (122, 18048745), (130, 16938053), (143, 15398230), (286, 7699115), (305, 7219498), (610, 3609749), (671, 3281590), (715, 3079646), (793, 2776730), (1342, 1640795), (1430, 1539823), (1586, 1388365), (3355, 656318), (3965, 555346), (6710, 328159), (7930, 277673), (8723, 252430), (17446, 126215), (25243, 87230), (43615, 50486)]