30901372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 59834880

約数和(自身を除く): 28933508

約数列:

[1, 2, 4, 19, 38, 41, 47, 76, 82, 94, 164, 188, 211, 422, 779, 844, 893, 1558, 1786, 1927, 3116, 3572, 3854, 4009, 7708, 8018, 8651, 9917, 16036, 17302, 19834, 34604, 36613, 39668, 73226, 146452, 164369, 188423, 328738, 376846, 406597, 657476, 753692, 813194, 1626388, 7725343, 15450686, 30901372]

約数ペア:

[(1, 30901372), (2, 15450686), (4, 7725343), (19, 1626388), (38, 813194), (41, 753692), (47, 657476), (76, 406597), (82, 376846), (94, 328738), (164, 188423), (188, 164369), (211, 146452), (422, 73226), (779, 39668), (844, 36613), (893, 34604), (1558, 19834), (1786, 17302), (1927, 16036), (3116, 9917), (3572, 8651), (3854, 8018), (4009, 7708)]