9791080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 24998400

約数和(自身を除く): 15207320

約数列:

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

約数ペア:

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