28700320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:758

約数の個数: 96

約数和(自身を含む): 77293440

約数和(自身を除く): 48593120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 352, 368, 440, 460, 506, 709, 736, 880, 920, 1012, 1265, 1418, 1760, 1840, 2024, 2530, 2836, 3545, 3680, 4048, 5060, 5672, 7090, 7799, 8096, 10120, 11344, 14180, 15598, 16307, 20240, 22688, 28360, 31196, 32614, 38995, 40480, 56720, 62392, 65228, 77990, 81535, 113440, 124784, 130456, 155980, 163070, 179377, 249568, 260912, 311960, 326140, 358754, 521824, 623920, 652280, 717508, 896885, 1247840, 1304560, 1435016, 1793770, 2609120, 2870032, 3587540, 5740064, 7175080, 14350160, 28700320]

約数ペア:

[(1, 28700320), (2, 14350160), (4, 7175080), (5, 5740064), (8, 3587540), (10, 2870032), (11, 2609120), (16, 1793770), (20, 1435016), (22, 1304560), (23, 1247840), (32, 896885), (40, 717508), (44, 652280), (46, 623920), (55, 521824), (80, 358754), (88, 326140), (92, 311960), (110, 260912), (115, 249568), (160, 179377), (176, 163070), (184, 155980), (220, 130456), (230, 124784), (253, 113440), (352, 81535), (368, 77990), (440, 65228), (460, 62392), (506, 56720), (709, 40480), (736, 38995), (880, 32614), (920, 31196), (1012, 28360), (1265, 22688), (1418, 20240), (1760, 16307), (1840, 15598), (2024, 14180), (2530, 11344), (2836, 10120), (3545, 8096), (3680, 7799), (4048, 7090), (5060, 5672)]