2856291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{3593}}^1$

素因数の和:4148

約数の個数: 80

約数和(自身を含む): 7005712320

約数和(自身を除く): 4149421040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 523, 760, 1046, 1520, 2092, 2615, 3593, 4184, 5230, 7186, 8368, 9937, 10460, 14372, 17965, 19874, 20920, 28744, 35930, 39748, 41840, 49685, 57488, 68267, 71860, 79496, 99370, 136534, 143720, 158992, 198740, 273068, 287440, 341335, 397480, 546136, 682670, 794960, 1092272, 1365340, 1879139, 2730680, 3758278, 5461360, 7516556, 9395695, 15033112, 18791390, 30066224, 35703641, 37582780, 71407282, 75165560, 142814564, 150331120, 178518205, 285629128, 357036410, 571258256, 714072820, 1428145640, 2856291280]

約数ペア:

[(1, 2856291280), (2, 1428145640), (4, 714072820), (5, 571258256), (8, 357036410), (10, 285629128), (16, 178518205), (19, 150331120), (20, 142814564), (38, 75165560), (40, 71407282), (76, 37582780), (80, 35703641), (95, 30066224), (152, 18791390), (190, 15033112), (304, 9395695), (380, 7516556), (523, 5461360), (760, 3758278), (1046, 2730680), (1520, 1879139), (2092, 1365340), (2615, 1092272), (3593, 794960), (4184, 682670), (5230, 546136), (7186, 397480), (8368, 341335), (9937, 287440), (10460, 273068), (14372, 198740), (17965, 158992), (19874, 143720), (20920, 136534), (28744, 99370), (35930, 79496), (39748, 71860), (41840, 68267), (49685, 57488)]