28113760

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 70489440

約数和(自身を除く): 42375680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 73, 80, 83, 116, 145, 146, 160, 166, 232, 290, 292, 332, 365, 415, 464, 580, 584, 664, 730, 830, 928, 1160, 1168, 1328, 1460, 1660, 2117, 2320, 2336, 2407, 2656, 2920, 3320, 4234, 4640, 4814, 5840, 6059, 6640, 8468, 9628, 10585, 11680, 12035, 12118, 13280, 16936, 19256, 21170, 24070, 24236, 30295, 33872, 38512, 42340, 48140, 48472, 60590, 67744, 77024, 84680, 96280, 96944, 121180, 169360, 175711, 192560, 193888, 242360, 338720, 351422, 385120, 484720, 702844, 878555, 969440, 1405688, 1757110, 2811376, 3514220, 5622752, 7028440, 14056880, 28113760]

約数ペア:

[(1, 28113760), (2, 14056880), (4, 7028440), (5, 5622752), (8, 3514220), (10, 2811376), (16, 1757110), (20, 1405688), (29, 969440), (32, 878555), (40, 702844), (58, 484720), (73, 385120), (80, 351422), (83, 338720), (116, 242360), (145, 193888), (146, 192560), (160, 175711), (166, 169360), (232, 121180), (290, 96944), (292, 96280), (332, 84680), (365, 77024), (415, 67744), (464, 60590), (580, 48472), (584, 48140), (664, 42340), (730, 38512), (830, 33872), (928, 30295), (1160, 24236), (1168, 24070), (1328, 21170), (1460, 19256), (1660, 16936), (2117, 13280), (2320, 12118), (2336, 12035), (2407, 11680), (2656, 10585), (2920, 9628), (3320, 8468), (4234, 6640), (4640, 6059), (4814, 5840)]