1994363120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{57047}}^1$

素因数の和:57102

約数の個数: 80

約数和(自身を含む): 5093245440

約数和(自身を除く): 3098882320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 6992, 8740, 17480, 34960, 57047, 114094, 228188, 285235, 456376, 570470, 912752, 1083893, 1140940, 1312081, 2167786, 2281880, 2624162, 4335572, 4563760, 5248324, 5419465, 6560405, 8671144, 10496648, 10838930, 13120810, 17342288, 20993296, 21677860, 24929539, 26241620, 43355720, 49859078, 52483240, 86711440, 99718156, 104966480, 124647695, 199436312, 249295390, 398872624, 498590780, 997181560, 1994363120]

約数ペア:

[(1, 1994363120), (2, 997181560), (4, 498590780), (5, 398872624), (8, 249295390), (10, 199436312), (16, 124647695), (19, 104966480), (20, 99718156), (23, 86711440), (38, 52483240), (40, 49859078), (46, 43355720), (76, 26241620), (80, 24929539), (92, 21677860), (95, 20993296), (115, 17342288), (152, 13120810), (184, 10838930), (190, 10496648), (230, 8671144), (304, 6560405), (368, 5419465), (380, 5248324), (437, 4563760), (460, 4335572), (760, 2624162), (874, 2281880), (920, 2167786), (1520, 1312081), (1748, 1140940), (1840, 1083893), (2185, 912752), (3496, 570470), (4370, 456376), (6992, 285235), (8740, 228188), (17480, 114094), (34960, 57047)]