39164320

素因数分解:

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

素因数の和:1038

約数の個数: 96

約数和(自身を含む): 104993280

約数和(自身を除く): 65828960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 991, 1040, 1235, 1520, 1976, 1982, 2080, 2470, 3040, 3952, 3964, 4940, 4955, 7904, 7928, 9880, 9910, 12883, 15856, 18829, 19760, 19820, 25766, 31712, 37658, 39520, 39640, 51532, 64415, 75316, 79280, 94145, 103064, 128830, 150632, 158560, 188290, 206128, 244777, 257660, 301264, 376580, 412256, 489554, 515320, 602528, 753160, 979108, 1030640, 1223885, 1506320, 1958216, 2061280, 2447770, 3012640, 3916432, 4895540, 7832864, 9791080, 19582160, 39164320]

約数ペア:

[(1, 39164320), (2, 19582160), (4, 9791080), (5, 7832864), (8, 4895540), (10, 3916432), (13, 3012640), (16, 2447770), (19, 2061280), (20, 1958216), (26, 1506320), (32, 1223885), (38, 1030640), (40, 979108), (52, 753160), (65, 602528), (76, 515320), (80, 489554), (95, 412256), (104, 376580), (130, 301264), (152, 257660), (160, 244777), (190, 206128), (208, 188290), (247, 158560), (260, 150632), (304, 128830), (380, 103064), (416, 94145), (494, 79280), (520, 75316), (608, 64415), (760, 51532), (988, 39640), (991, 39520), (1040, 37658), (1235, 31712), (1520, 25766), (1976, 19820), (1982, 19760), (2080, 18829), (2470, 15856), (3040, 12883), (3952, 9910), (3964, 9880), (4940, 7928), (4955, 7904)]