7860830640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2519497}}^1$

素因数の和:2519526

約数の個数: 80

約数和(自身を含む): 26243091168

約数和(自身を除く): 18382260528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 2519497, 5038994, 7558491, 10077988, 12597485, 15116982, 20155976, 25194970, 30233964, 32753461, 37792455, 40311952, 50389940, 60467928, 65506922, 75584910, 98260383, 100779880, 120935856, 131013844, 151169820, 163767305, 196520766, 201559760, 262027688, 302339640, 327534610, 393041532, 491301915, 524055376, 604679280, 655069220, 786083064, 982603830, 1310138440, 1572166128, 1965207660, 2620276880, 3930415320, 7860830640]

約数ペア:

[(1, 7860830640), (2, 3930415320), (3, 2620276880), (4, 1965207660), (5, 1572166128), (6, 1310138440), (8, 982603830), (10, 786083064), (12, 655069220), (13, 604679280), (15, 524055376), (16, 491301915), (20, 393041532), (24, 327534610), (26, 302339640), (30, 262027688), (39, 201559760), (40, 196520766), (48, 163767305), (52, 151169820), (60, 131013844), (65, 120935856), (78, 100779880), (80, 98260383), (104, 75584910), (120, 65506922), (130, 60467928), (156, 50389940), (195, 40311952), (208, 37792455), (240, 32753461), (260, 30233964), (312, 25194970), (390, 20155976), (520, 15116982), (624, 12597485), (780, 10077988), (1040, 7558491), (1560, 5038994), (3120, 2519497)]