84331940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7823}}^1$

素因数の和:7857

約数の個数: 72

約数和(自身を含む): 224767872

約数和(自身を除く): 140435932

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 7823, 10780, 15646, 31292, 39115, 54761, 78230, 86053, 109522, 156460, 172106, 219044, 273805, 344212, 383327, 430265, 547610, 602371, 766654, 860530, 1095220, 1204742, 1533308, 1721060, 1916635, 2409484, 3011855, 3833270, 4216597, 6023710, 7666540, 8433194, 12047420, 16866388, 21082985, 42165970, 84331940]

約数ペア:

[(1, 84331940), (2, 42165970), (4, 21082985), (5, 16866388), (7, 12047420), (10, 8433194), (11, 7666540), (14, 6023710), (20, 4216597), (22, 3833270), (28, 3011855), (35, 2409484), (44, 1916635), (49, 1721060), (55, 1533308), (70, 1204742), (77, 1095220), (98, 860530), (110, 766654), (140, 602371), (154, 547610), (196, 430265), (220, 383327), (245, 344212), (308, 273805), (385, 219044), (490, 172106), (539, 156460), (770, 109522), (980, 86053), (1078, 78230), (1540, 54761), (2156, 39115), (2695, 31292), (5390, 15646), (7823, 10780)]