19582160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 51663360

約数和(自身を除く): 32081200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 991, 1040, 1235, 1520, 1976, 1982, 2470, 3952, 3964, 4940, 4955, 7928, 9880, 9910, 12883, 15856, 18829, 19760, 19820, 25766, 37658, 39640, 51532, 64415, 75316, 79280, 94145, 103064, 128830, 150632, 188290, 206128, 244777, 257660, 301264, 376580, 489554, 515320, 753160, 979108, 1030640, 1223885, 1506320, 1958216, 2447770, 3916432, 4895540, 9791080, 19582160]

約数ペア:

[(1, 19582160), (2, 9791080), (4, 4895540), (5, 3916432), (8, 2447770), (10, 1958216), (13, 1506320), (16, 1223885), (19, 1030640), (20, 979108), (26, 753160), (38, 515320), (40, 489554), (52, 376580), (65, 301264), (76, 257660), (80, 244777), (95, 206128), (104, 188290), (130, 150632), (152, 128830), (190, 103064), (208, 94145), (247, 79280), (260, 75316), (304, 64415), (380, 51532), (494, 39640), (520, 37658), (760, 25766), (988, 19820), (991, 19760), (1040, 18829), (1235, 15856), (1520, 12883), (1976, 9910), (1982, 9880), (2470, 7928), (3952, 4955), (3964, 4940)]