394700560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4919}}^1$

素因数の和:5008

約数の個数: 80

約数和(自身を含む): 988329600

約数和(自身を除く): 593629040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 2006, 2360, 4012, 4720, 4919, 5015, 8024, 9838, 10030, 16048, 19676, 20060, 24595, 39352, 40120, 49190, 78704, 80240, 83623, 98380, 167246, 196760, 290221, 334492, 393520, 418115, 580442, 668984, 836230, 1160884, 1337968, 1451105, 1672460, 2321768, 2902210, 3344920, 4643536, 4933757, 5804420, 6689840, 9867514, 11608840, 19735028, 23217680, 24668785, 39470056, 49337570, 78940112, 98675140, 197350280, 394700560]

約数ペア:

[(1, 394700560), (2, 197350280), (4, 98675140), (5, 78940112), (8, 49337570), (10, 39470056), (16, 24668785), (17, 23217680), (20, 19735028), (34, 11608840), (40, 9867514), (59, 6689840), (68, 5804420), (80, 4933757), (85, 4643536), (118, 3344920), (136, 2902210), (170, 2321768), (236, 1672460), (272, 1451105), (295, 1337968), (340, 1160884), (472, 836230), (590, 668984), (680, 580442), (944, 418115), (1003, 393520), (1180, 334492), (1360, 290221), (2006, 196760), (2360, 167246), (4012, 98380), (4720, 83623), (4919, 80240), (5015, 78704), (8024, 49190), (9838, 40120), (10030, 39352), (16048, 24595), (19676, 20060)]