2938540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 7296912

約数和(自身を除く): 4358372

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 37, 38, 44, 55, 74, 76, 95, 110, 148, 185, 190, 209, 220, 361, 370, 380, 407, 418, 703, 722, 740, 814, 836, 1045, 1406, 1444, 1628, 1805, 2035, 2090, 2812, 3515, 3610, 3971, 4070, 4180, 7030, 7220, 7733, 7942, 8140, 13357, 14060, 15466, 15884, 19855, 26714, 30932, 38665, 39710, 53428, 66785, 77330, 79420, 133570, 146927, 154660, 267140, 293854, 587708, 734635, 1469270, 2938540]

約数ペア:

[(1, 2938540), (2, 1469270), (4, 734635), (5, 587708), (10, 293854), (11, 267140), (19, 154660), (20, 146927), (22, 133570), (37, 79420), (38, 77330), (44, 66785), (55, 53428), (74, 39710), (76, 38665), (95, 30932), (110, 26714), (148, 19855), (185, 15884), (190, 15466), (209, 14060), (220, 13357), (361, 8140), (370, 7942), (380, 7733), (407, 7220), (418, 7030), (703, 4180), (722, 4070), (740, 3971), (814, 3610), (836, 3515), (1045, 2812), (1406, 2090), (1444, 2035), (1628, 1805)]