20429370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 60278400

約数和(自身を除く): 39849030

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 919, 1170, 1235, 1482, 1710, 1838, 2223, 2470, 2757, 3705, 4446, 4595, 5514, 7410, 8271, 9190, 11115, 11947, 13785, 16542, 17461, 22230, 23894, 27570, 34922, 35841, 41355, 52383, 59735, 71682, 82710, 87305, 104766, 107523, 119470, 157149, 174610, 179205, 215046, 226993, 261915, 314298, 358410, 453986, 523830, 537615, 680979, 785745, 1075230, 1134965, 1361958, 1571490, 2042937, 2269930, 3404895, 4085874, 6809790, 10214685, 20429370]

約数ペア:

[(1, 20429370), (2, 10214685), (3, 6809790), (5, 4085874), (6, 3404895), (9, 2269930), (10, 2042937), (13, 1571490), (15, 1361958), (18, 1134965), (19, 1075230), (26, 785745), (30, 680979), (38, 537615), (39, 523830), (45, 453986), (57, 358410), (65, 314298), (78, 261915), (90, 226993), (95, 215046), (114, 179205), (117, 174610), (130, 157149), (171, 119470), (190, 107523), (195, 104766), (234, 87305), (247, 82710), (285, 71682), (342, 59735), (390, 52383), (494, 41355), (570, 35841), (585, 34922), (741, 27570), (855, 23894), (919, 22230), (1170, 17461), (1235, 16542), (1482, 13785), (1710, 11947), (1838, 11115), (2223, 9190), (2470, 8271), (2757, 7410), (3705, 5514), (4446, 4595)]