30505930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4789}}^1$

素因数の和:4823

約数の個数: 48

約数和(自身を含む): 68803560

約数和(自身を除く): 38297630

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4789, 6370, 9578, 23945, 33523, 47890, 62257, 67046, 124514, 167615, 234661, 311285, 335230, 435799, 469322, 622570, 871598, 1173305, 2178995, 2346610, 3050593, 4357990, 6101186, 15252965, 30505930]

約数ペア:

[(1, 30505930), (2, 15252965), (5, 6101186), (7, 4357990), (10, 3050593), (13, 2346610), (14, 2178995), (26, 1173305), (35, 871598), (49, 622570), (65, 469322), (70, 435799), (91, 335230), (98, 311285), (130, 234661), (182, 167615), (245, 124514), (455, 67046), (490, 62257), (637, 47890), (910, 33523), (1274, 23945), (3185, 9578), (4789, 6370)]