201770540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 433677888

約数和(自身を除く): 231907348

約数列:

[1, 2, 4, 5, 10, 20, 73, 113, 146, 226, 292, 365, 452, 565, 730, 1130, 1223, 1460, 2260, 2446, 4892, 6115, 8249, 12230, 16498, 24460, 32996, 41245, 82490, 89279, 138199, 164980, 178558, 276398, 357116, 446395, 552796, 690995, 892790, 1381990, 1785580, 2763980, 10088527, 20177054, 40354108, 50442635, 100885270, 201770540]

約数ペア:

[(1, 201770540), (2, 100885270), (4, 50442635), (5, 40354108), (10, 20177054), (20, 10088527), (73, 2763980), (113, 1785580), (146, 1381990), (226, 892790), (292, 690995), (365, 552796), (452, 446395), (565, 357116), (730, 276398), (1130, 178558), (1223, 164980), (1460, 138199), (2260, 89279), (2446, 82490), (4892, 41245), (6115, 32996), (8249, 24460), (12230, 16498)]