2021812060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{13049}}^1$

素因数の和:13246

約数の個数: 48

約数和(自身を含む): 4349721600

約数和(自身を除く): 2327909540

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1270, 2540, 7747, 13049, 15494, 26098, 30988, 38735, 52196, 65245, 77470, 130490, 154940, 260980, 795989, 1591978, 1657223, 3183956, 3314446, 3979945, 6628892, 7959890, 8286115, 15919780, 16572230, 33144460, 101090603, 202181206, 404362412, 505453015, 1010906030, 2021812060]

約数ペア:

[(1, 2021812060), (2, 1010906030), (4, 505453015), (5, 404362412), (10, 202181206), (20, 101090603), (61, 33144460), (122, 16572230), (127, 15919780), (244, 8286115), (254, 7959890), (305, 6628892), (508, 3979945), (610, 3314446), (635, 3183956), (1220, 1657223), (1270, 1591978), (2540, 795989), (7747, 260980), (13049, 154940), (15494, 130490), (26098, 77470), (30988, 65245), (38735, 52196)]