20175571270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{52583}}^1$

素因数の和:52705

約数の個数: 64

約数和(自身を含む): 40139680896

約数和(自身を除く): 19964109626

約数列:

[1, 2, 5, 10, 17, 34, 37, 61, 74, 85, 122, 170, 185, 305, 370, 610, 629, 1037, 1258, 2074, 2257, 3145, 4514, 5185, 6290, 10370, 11285, 22570, 38369, 52583, 76738, 105166, 191845, 262915, 383690, 525830, 893911, 1787822, 1945571, 3207563, 3891142, 4469555, 6415126, 8939110, 9727855, 16037815, 19455710, 32075630, 33074707, 54528571, 66149414, 109057142, 118679831, 165373535, 237359662, 272642855, 330747070, 545285710, 593399155, 1186798310, 2017557127, 4035114254, 10087785635, 20175571270]

約数ペア:

[(1, 20175571270), (2, 10087785635), (5, 4035114254), (10, 2017557127), (17, 1186798310), (34, 593399155), (37, 545285710), (61, 330747070), (74, 272642855), (85, 237359662), (122, 165373535), (170, 118679831), (185, 109057142), (305, 66149414), (370, 54528571), (610, 33074707), (629, 32075630), (1037, 19455710), (1258, 16037815), (2074, 9727855), (2257, 8939110), (3145, 6415126), (4514, 4469555), (5185, 3891142), (6290, 3207563), (10370, 1945571), (11285, 1787822), (22570, 893911), (38369, 525830), (52583, 383690), (76738, 262915), (105166, 191845)]