42122810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 83980800

約数和(自身を除く): 41857990

約数列:

[1, 2, 5, 10, 19, 38, 47, 53, 89, 94, 95, 106, 178, 190, 235, 265, 445, 470, 530, 890, 893, 1007, 1691, 1786, 2014, 2491, 3382, 4183, 4465, 4717, 4982, 5035, 8366, 8455, 8930, 9434, 10070, 12455, 16910, 20915, 23585, 24910, 41830, 47170, 47329, 79477, 89623, 94658, 158954, 179246, 221699, 236645, 397385, 443398, 448115, 473290, 794770, 896230, 1108495, 2216990, 4212281, 8424562, 21061405, 42122810]

約数ペア:

[(1, 42122810), (2, 21061405), (5, 8424562), (10, 4212281), (19, 2216990), (38, 1108495), (47, 896230), (53, 794770), (89, 473290), (94, 448115), (95, 443398), (106, 397385), (178, 236645), (190, 221699), (235, 179246), (265, 158954), (445, 94658), (470, 89623), (530, 79477), (890, 47329), (893, 47170), (1007, 41830), (1691, 24910), (1786, 23585), (2014, 20915), (2491, 16910), (3382, 12455), (4183, 10070), (4465, 9434), (4717, 8930), (4982, 8455), (5035, 8366)]