1273669280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{612341}}^1$

素因数の和:612369

約数の個数: 48

約数和(自身を含む): 3240513864

約数和(自身を除く): 1966844584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 612341, 1224682, 2449364, 3061705, 4898728, 6123410, 7960433, 9797456, 12246820, 15920866, 19594912, 24493640, 31841732, 39802165, 48987280, 63683464, 79604330, 97974560, 127366928, 159208660, 254733856, 318417320, 636834640, 1273669280]

約数ペア:

[(1, 1273669280), (2, 636834640), (4, 318417320), (5, 254733856), (8, 159208660), (10, 127366928), (13, 97974560), (16, 79604330), (20, 63683464), (26, 48987280), (32, 39802165), (40, 31841732), (52, 24493640), (65, 19594912), (80, 15920866), (104, 12246820), (130, 9797456), (160, 7960433), (208, 6123410), (260, 4898728), (416, 3061705), (520, 2449364), (1040, 1224682), (2080, 612341)]