28687872

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1023

約数の個数: 80

約数和(自身を含む): 80530560

約数和(自身を除く): 51842688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 983, 1216, 1536, 1824, 1966, 2432, 2949, 3648, 3932, 4864, 5898, 7296, 7864, 9728, 11796, 14592, 15728, 18677, 23592, 29184, 31456, 37354, 47184, 56031, 62912, 74708, 94368, 112062, 125824, 149416, 188736, 224124, 251648, 298832, 377472, 448248, 503296, 597664, 754944, 896496, 1195328, 1509888, 1792992, 2390656, 3585984, 4781312, 7171968, 9562624, 14343936, 28687872]

約数ペア:

[(1, 28687872), (2, 14343936), (3, 9562624), (4, 7171968), (6, 4781312), (8, 3585984), (12, 2390656), (16, 1792992), (19, 1509888), (24, 1195328), (32, 896496), (38, 754944), (48, 597664), (57, 503296), (64, 448248), (76, 377472), (96, 298832), (114, 251648), (128, 224124), (152, 188736), (192, 149416), (228, 125824), (256, 112062), (304, 94368), (384, 74708), (456, 62912), (512, 56031), (608, 47184), (768, 37354), (912, 31456), (983, 29184), (1216, 23592), (1536, 18677), (1824, 15728), (1966, 14592), (2432, 11796), (2949, 9728), (3648, 7864), (3932, 7296), (4864, 5898)]