1520004028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{22247}}^1$

素因数の和:22330

約数の個数: 48

約数和(自身を含む): 2990131200

約数和(自身を除く): 1470127172

約数列:

[1, 2, 4, 19, 29, 31, 38, 58, 62, 76, 116, 124, 551, 589, 899, 1102, 1178, 1798, 2204, 2356, 3596, 17081, 22247, 34162, 44494, 68324, 88988, 422693, 645163, 689657, 845386, 1290326, 1379314, 1690772, 2580652, 2758628, 12258097, 13103483, 20000053, 24516194, 26206966, 40000106, 49032388, 52413932, 80000212, 380001007, 760002014, 1520004028]

約数ペア:

[(1, 1520004028), (2, 760002014), (4, 380001007), (19, 80000212), (29, 52413932), (31, 49032388), (38, 40000106), (58, 26206966), (62, 24516194), (76, 20000053), (116, 13103483), (124, 12258097), (551, 2758628), (589, 2580652), (899, 1690772), (1102, 1379314), (1178, 1290326), (1798, 845386), (2204, 689657), (2356, 645163), (3596, 422693), (17081, 88988), (22247, 68324), (34162, 44494)]