40628840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1135

約数の個数: 96

約数和(自身を含む): 112039200

約数和(自身を除く): 71410360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1091, 1330, 1862, 1960, 2182, 2660, 3724, 4364, 4655, 5320, 5455, 7448, 7637, 8728, 9310, 10910, 15274, 18620, 20729, 21820, 30548, 37240, 38185, 41458, 43640, 53459, 61096, 76370, 82916, 103645, 106918, 145103, 152740, 165832, 207290, 213836, 267295, 290206, 305480, 414580, 427672, 534590, 580412, 725515, 829160, 1015721, 1069180, 1160824, 1451030, 2031442, 2138360, 2902060, 4062884, 5078605, 5804120, 8125768, 10157210, 20314420, 40628840]

約数ペア:

[(1, 40628840), (2, 20314420), (4, 10157210), (5, 8125768), (7, 5804120), (8, 5078605), (10, 4062884), (14, 2902060), (19, 2138360), (20, 2031442), (28, 1451030), (35, 1160824), (38, 1069180), (40, 1015721), (49, 829160), (56, 725515), (70, 580412), (76, 534590), (95, 427672), (98, 414580), (133, 305480), (140, 290206), (152, 267295), (190, 213836), (196, 207290), (245, 165832), (266, 152740), (280, 145103), (380, 106918), (392, 103645), (490, 82916), (532, 76370), (665, 61096), (760, 53459), (931, 43640), (980, 41458), (1064, 38185), (1091, 37240), (1330, 30548), (1862, 21820), (1960, 20729), (2182, 18620), (2660, 15274), (3724, 10910), (4364, 9310), (4655, 8728), (5320, 7637), (5455, 7448)]