56451890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 118132992

約数和(自身を除く): 61681102

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 53, 55, 106, 110, 115, 230, 253, 265, 421, 506, 530, 583, 842, 1166, 1219, 1265, 2105, 2438, 2530, 2915, 4210, 4631, 5830, 6095, 9262, 9683, 12190, 13409, 19366, 22313, 23155, 26818, 44626, 46310, 48415, 67045, 96830, 106513, 111565, 134090, 213026, 223130, 245443, 490886, 513199, 532565, 1026398, 1065130, 1227215, 2454430, 2565995, 5131990, 5645189, 11290378, 28225945, 56451890]

約数ペア:

[(1, 56451890), (2, 28225945), (5, 11290378), (10, 5645189), (11, 5131990), (22, 2565995), (23, 2454430), (46, 1227215), (53, 1065130), (55, 1026398), (106, 532565), (110, 513199), (115, 490886), (230, 245443), (253, 223130), (265, 213026), (421, 134090), (506, 111565), (530, 106513), (583, 96830), (842, 67045), (1166, 48415), (1219, 46310), (1265, 44626), (2105, 26818), (2438, 23155), (2530, 22313), (2915, 19366), (4210, 13409), (4631, 12190), (5830, 9683), (6095, 9262)]