801778820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{22039}}^1$

素因数の和:22172

約数の個数: 48

約数和(自身を含む): 1799521920

約数和(自身を除く): 997743100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1819, 2140, 3638, 7276, 9095, 18190, 22039, 36380, 44078, 88156, 110195, 220390, 374663, 440780, 749326, 1498652, 1873315, 2358173, 3746630, 4716346, 7493260, 9432692, 11790865, 23581730, 40088941, 47163460, 80177882, 160355764, 200444705, 400889410, 801778820]

約数ペア:

[(1, 801778820), (2, 400889410), (4, 200444705), (5, 160355764), (10, 80177882), (17, 47163460), (20, 40088941), (34, 23581730), (68, 11790865), (85, 9432692), (107, 7493260), (170, 4716346), (214, 3746630), (340, 2358173), (428, 1873315), (535, 1498652), (1070, 749326), (1819, 440780), (2140, 374663), (3638, 220390), (7276, 110195), (9095, 88156), (18190, 44078), (22039, 36380)]