28658720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 71705088

約数和(自身を除く): 43046368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 103, 148, 160, 185, 188, 206, 235, 296, 370, 376, 412, 470, 515, 592, 740, 752, 824, 940, 1030, 1184, 1480, 1504, 1648, 1739, 1880, 2060, 2960, 3296, 3478, 3760, 3811, 4120, 4841, 5920, 6956, 7520, 7622, 8240, 8695, 9682, 13912, 15244, 16480, 17390, 19055, 19364, 24205, 27824, 30488, 34780, 38110, 38728, 48410, 55648, 60976, 69560, 76220, 77456, 96820, 121952, 139120, 152440, 154912, 179117, 193640, 278240, 304880, 358234, 387280, 609760, 716468, 774560, 895585, 1432936, 1791170, 2865872, 3582340, 5731744, 7164680, 14329360, 28658720]

約数ペア:

[(1, 28658720), (2, 14329360), (4, 7164680), (5, 5731744), (8, 3582340), (10, 2865872), (16, 1791170), (20, 1432936), (32, 895585), (37, 774560), (40, 716468), (47, 609760), (74, 387280), (80, 358234), (94, 304880), (103, 278240), (148, 193640), (160, 179117), (185, 154912), (188, 152440), (206, 139120), (235, 121952), (296, 96820), (370, 77456), (376, 76220), (412, 69560), (470, 60976), (515, 55648), (592, 48410), (740, 38728), (752, 38110), (824, 34780), (940, 30488), (1030, 27824), (1184, 24205), (1480, 19364), (1504, 19055), (1648, 17390), (1739, 16480), (1880, 15244), (2060, 13912), (2960, 9682), (3296, 8695), (3478, 8240), (3760, 7622), (3811, 7520), (4120, 6956), (4841, 5920)]