38725960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10639}}^1$

素因数の和:10670

約数の個数: 64

約数和(自身を含む): 107251200

約数和(自身を除く): 68525240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 10639, 21278, 42556, 53195, 74473, 85112, 106390, 138307, 148946, 212780, 276614, 297892, 372365, 425560, 553228, 595784, 691535, 744730, 968149, 1106456, 1383070, 1489460, 1936298, 2766140, 2978920, 3872596, 4840745, 5532280, 7745192, 9681490, 19362980, 38725960]

約数ペア:

[(1, 38725960), (2, 19362980), (4, 9681490), (5, 7745192), (7, 5532280), (8, 4840745), (10, 3872596), (13, 2978920), (14, 2766140), (20, 1936298), (26, 1489460), (28, 1383070), (35, 1106456), (40, 968149), (52, 744730), (56, 691535), (65, 595784), (70, 553228), (91, 425560), (104, 372365), (130, 297892), (140, 276614), (182, 212780), (260, 148946), (280, 138307), (364, 106390), (455, 85112), (520, 74473), (728, 53195), (910, 42556), (1820, 21278), (3640, 10639)]