11947460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 29164800

約数和(自身を除く): 17217340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1399, 1708, 2135, 2798, 4270, 5596, 6995, 8540, 9793, 13990, 19586, 27980, 39172, 48965, 85339, 97930, 170678, 195860, 341356, 426695, 597373, 853390, 1194746, 1706780, 2389492, 2986865, 5973730, 11947460]

約数ペア:

[(1, 11947460), (2, 5973730), (4, 2986865), (5, 2389492), (7, 1706780), (10, 1194746), (14, 853390), (20, 597373), (28, 426695), (35, 341356), (61, 195860), (70, 170678), (122, 97930), (140, 85339), (244, 48965), (305, 39172), (427, 27980), (610, 19586), (854, 13990), (1220, 9793), (1399, 8540), (1708, 6995), (2135, 5596), (2798, 4270)]