12965560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 32270400

約数和(自身を除く): 19304840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 829, 920, 1564, 1658, 1955, 3128, 3316, 3910, 4145, 6632, 7820, 8290, 14093, 15640, 16580, 19067, 28186, 33160, 38134, 56372, 70465, 76268, 95335, 112744, 140930, 152536, 190670, 281860, 324139, 381340, 563720, 648278, 762680, 1296556, 1620695, 2593112, 3241390, 6482780, 12965560]

約数ペア:

[(1, 12965560), (2, 6482780), (4, 3241390), (5, 2593112), (8, 1620695), (10, 1296556), (17, 762680), (20, 648278), (23, 563720), (34, 381340), (40, 324139), (46, 281860), (68, 190670), (85, 152536), (92, 140930), (115, 112744), (136, 95335), (170, 76268), (184, 70465), (230, 56372), (340, 38134), (391, 33160), (460, 28186), (680, 19067), (782, 16580), (829, 15640), (920, 14093), (1564, 8290), (1658, 7820), (1955, 6632), (3128, 4145), (3316, 3910)]