28450240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1014

約数の個数: 112

約数和(自身を含む): 83466432

約数和(自身を除く): 55016192

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 977, 1040, 1120, 1456, 1820, 1954, 2080, 2240, 2912, 3640, 3908, 4160, 4885, 5824, 6839, 7280, 7816, 9770, 12701, 13678, 14560, 15632, 19540, 25402, 27356, 29120, 31264, 34195, 39080, 50804, 54712, 62528, 63505, 68390, 78160, 88907, 101608, 109424, 127010, 136780, 156320, 177814, 203216, 218848, 254020, 273560, 312640, 355628, 406432, 437696, 444535, 508040, 547120, 711256, 812864, 889070, 1016080, 1094240, 1422512, 1778140, 2032160, 2188480, 2845024, 3556280, 4064320, 5690048, 7112560, 14225120, 28450240]

約数ペア:

[(1, 28450240), (2, 14225120), (4, 7112560), (5, 5690048), (7, 4064320), (8, 3556280), (10, 2845024), (13, 2188480), (14, 2032160), (16, 1778140), (20, 1422512), (26, 1094240), (28, 1016080), (32, 889070), (35, 812864), (40, 711256), (52, 547120), (56, 508040), (64, 444535), (65, 437696), (70, 406432), (80, 355628), (91, 312640), (104, 273560), (112, 254020), (130, 218848), (140, 203216), (160, 177814), (182, 156320), (208, 136780), (224, 127010), (260, 109424), (280, 101608), (320, 88907), (364, 78160), (416, 68390), (448, 63505), (455, 62528), (520, 54712), (560, 50804), (728, 39080), (832, 34195), (910, 31264), (977, 29120), (1040, 27356), (1120, 25402), (1456, 19540), (1820, 15632), (1954, 14560), (2080, 13678), (2240, 12701), (2912, 9770), (3640, 7816), (3908, 7280), (4160, 6839), (4885, 5824)]