20299320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 66690000

約数和(自身を除く): 46390680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 113, 120, 180, 226, 339, 360, 452, 499, 565, 678, 904, 998, 1017, 1130, 1356, 1497, 1695, 1996, 2034, 2260, 2495, 2712, 2994, 3390, 3992, 4068, 4491, 4520, 4990, 5085, 5988, 6780, 7485, 8136, 8982, 9980, 10170, 11976, 13560, 14970, 17964, 19960, 20340, 22455, 29940, 35928, 40680, 44910, 56387, 59880, 89820, 112774, 169161, 179640, 225548, 281935, 338322, 451096, 507483, 563870, 676644, 845805, 1014966, 1127740, 1353288, 1691610, 2029932, 2255480, 2537415, 3383220, 4059864, 5074830, 6766440, 10149660, 20299320]

約数ペア:

[(1, 20299320), (2, 10149660), (3, 6766440), (4, 5074830), (5, 4059864), (6, 3383220), (8, 2537415), (9, 2255480), (10, 2029932), (12, 1691610), (15, 1353288), (18, 1127740), (20, 1014966), (24, 845805), (30, 676644), (36, 563870), (40, 507483), (45, 451096), (60, 338322), (72, 281935), (90, 225548), (113, 179640), (120, 169161), (180, 112774), (226, 89820), (339, 59880), (360, 56387), (452, 44910), (499, 40680), (565, 35928), (678, 29940), (904, 22455), (998, 20340), (1017, 19960), (1130, 17964), (1356, 14970), (1497, 13560), (1695, 11976), (1996, 10170), (2034, 9980), (2260, 8982), (2495, 8136), (2712, 7485), (2994, 6780), (3390, 5988), (3992, 5085), (4068, 4990), (4491, 4520)]