28939831040

素因数分解:

$2^8\times 5^1\times {\mathrm{191}}^1\times {\mathrm{118373}}^1$

素因数の和:118585

約数の個数: 72

約数和(自身を含む): 69683459328

約数和(自身を除く): 40743628288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 320, 382, 640, 764, 955, 1280, 1528, 1910, 3056, 3820, 6112, 7640, 12224, 15280, 24448, 30560, 48896, 61120, 118373, 122240, 236746, 244480, 473492, 591865, 946984, 1183730, 1893968, 2367460, 3787936, 4734920, 7575872, 9469840, 15151744, 18939680, 22609243, 30303488, 37879360, 45218486, 75758720, 90436972, 113046215, 151517440, 180873944, 226092430, 361747888, 452184860, 723495776, 904369720, 1446991552, 1808739440, 2893983104, 3617478880, 5787966208, 7234957760, 14469915520, 28939831040]

約数ペア:

[(1, 28939831040), (2, 14469915520), (4, 7234957760), (5, 5787966208), (8, 3617478880), (10, 2893983104), (16, 1808739440), (20, 1446991552), (32, 904369720), (40, 723495776), (64, 452184860), (80, 361747888), (128, 226092430), (160, 180873944), (191, 151517440), (256, 113046215), (320, 90436972), (382, 75758720), (640, 45218486), (764, 37879360), (955, 30303488), (1280, 22609243), (1528, 18939680), (1910, 15151744), (3056, 9469840), (3820, 7575872), (6112, 4734920), (7640, 3787936), (12224, 2367460), (15280, 1893968), (24448, 1183730), (30560, 946984), (48896, 591865), (61120, 473492), (118373, 244480), (122240, 236746)]