1880779828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1663}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 3622993920

約数和(自身を除く): 1742214092

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 647, 874, 1294, 1663, 1748, 2588, 3326, 6652, 12293, 14881, 24586, 29762, 31597, 38249, 49172, 59524, 63194, 76498, 126388, 152996, 282739, 565478, 726731, 1075961, 1130956, 1453462, 2151922, 2906924, 4303844, 20443259, 24747103, 40886518, 49494206, 81773036, 98988412, 470194957, 940389914, 1880779828]

約数ペア:

[(1, 1880779828), (2, 940389914), (4, 470194957), (19, 98988412), (23, 81773036), (38, 49494206), (46, 40886518), (76, 24747103), (92, 20443259), (437, 4303844), (647, 2906924), (874, 2151922), (1294, 1453462), (1663, 1130956), (1748, 1075961), (2588, 726731), (3326, 565478), (6652, 282739), (12293, 152996), (14881, 126388), (24586, 76498), (29762, 63194), (31597, 59524), (38249, 49172)]