31336580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 75612096

約数和(自身を除く): 44275516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 563, 605, 1012, 1126, 1210, 1265, 2252, 2420, 2530, 2783, 2815, 5060, 5566, 5630, 6193, 11132, 11260, 12386, 12949, 13915, 24772, 25898, 27830, 30965, 51796, 55660, 61930, 64745, 68123, 123860, 129490, 136246, 142439, 258980, 272492, 284878, 340615, 569756, 681230, 712195, 1362460, 1424390, 1566829, 2848780, 3133658, 6267316, 7834145, 15668290, 31336580]

約数ペア:

[(1, 31336580), (2, 15668290), (4, 7834145), (5, 6267316), (10, 3133658), (11, 2848780), (20, 1566829), (22, 1424390), (23, 1362460), (44, 712195), (46, 681230), (55, 569756), (92, 340615), (110, 284878), (115, 272492), (121, 258980), (220, 142439), (230, 136246), (242, 129490), (253, 123860), (460, 68123), (484, 64745), (506, 61930), (563, 55660), (605, 51796), (1012, 30965), (1126, 27830), (1210, 25898), (1265, 24772), (2252, 13915), (2420, 12949), (2530, 12386), (2783, 11260), (2815, 11132), (5060, 6193), (5566, 5630)]