2788452008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{300739}}^1$

素因数の和:300825

約数の個数: 32

約数和(自身を含む): 5593764000

約数和(自身を除く): 2805311992

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 300739, 601478, 1202956, 2405912, 5714041, 11428082, 18345079, 22856164, 36690158, 45712328, 73380316, 146760632, 348556501, 697113002, 1394226004, 2788452008]

約数ペア:

[(1, 2788452008), (2, 1394226004), (4, 697113002), (8, 348556501), (19, 146760632), (38, 73380316), (61, 45712328), (76, 36690158), (122, 22856164), (152, 18345079), (244, 11428082), (488, 5714041), (1159, 2405912), (2318, 1202956), (4636, 601478), (9272, 300739)]