2014940420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1\times {\mathrm{2477}}^1$

素因数の和:3032

約数の個数: 48

約数和(自身を含む): 4290012720

約数和(自身を除く): 2275072300

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 457, 890, 914, 1780, 1828, 2285, 2477, 4570, 4954, 9140, 9908, 12385, 24770, 40673, 49540, 81346, 162692, 203365, 220453, 406730, 440906, 813460, 881812, 1102265, 1131989, 2204530, 2263978, 4409060, 4527956, 5659945, 11319890, 22639780, 100747021, 201494042, 402988084, 503735105, 1007470210, 2014940420]

約数ペア:

[(1, 2014940420), (2, 1007470210), (4, 503735105), (5, 402988084), (10, 201494042), (20, 100747021), (89, 22639780), (178, 11319890), (356, 5659945), (445, 4527956), (457, 4409060), (890, 2263978), (914, 2204530), (1780, 1131989), (1828, 1102265), (2285, 881812), (2477, 813460), (4570, 440906), (4954, 406730), (9140, 220453), (9908, 203365), (12385, 162692), (24770, 81346), (40673, 49540)]