20698620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 61834752

約数和(自身を除く): 41136132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 53, 60, 69, 92, 106, 115, 138, 159, 212, 230, 265, 276, 283, 318, 345, 460, 530, 566, 636, 690, 795, 849, 1060, 1132, 1219, 1380, 1415, 1590, 1698, 2438, 2830, 3180, 3396, 3657, 4245, 4876, 5660, 6095, 6509, 7314, 8490, 12190, 13018, 14628, 14999, 16980, 18285, 19527, 24380, 26036, 29998, 32545, 36570, 39054, 44997, 59996, 65090, 73140, 74995, 78108, 89994, 97635, 130180, 149990, 179988, 195270, 224985, 299980, 344977, 390540, 449970, 689954, 899940, 1034931, 1379908, 1724885, 2069862, 3449770, 4139724, 5174655, 6899540, 10349310, 20698620]

約数ペア:

[(1, 20698620), (2, 10349310), (3, 6899540), (4, 5174655), (5, 4139724), (6, 3449770), (10, 2069862), (12, 1724885), (15, 1379908), (20, 1034931), (23, 899940), (30, 689954), (46, 449970), (53, 390540), (60, 344977), (69, 299980), (92, 224985), (106, 195270), (115, 179988), (138, 149990), (159, 130180), (212, 97635), (230, 89994), (265, 78108), (276, 74995), (283, 73140), (318, 65090), (345, 59996), (460, 44997), (530, 39054), (566, 36570), (636, 32545), (690, 29998), (795, 26036), (849, 24380), (1060, 19527), (1132, 18285), (1219, 16980), (1380, 14999), (1415, 14628), (1590, 13018), (1698, 12190), (2438, 8490), (2830, 7314), (3180, 6509), (3396, 6095), (3657, 5660), (4245, 4876)]