16267420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 40219200

約数和(自身を除く): 23951780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 37, 38, 52, 65, 74, 76, 89, 95, 130, 148, 178, 185, 190, 247, 260, 356, 370, 380, 445, 481, 494, 703, 740, 890, 962, 988, 1157, 1235, 1406, 1691, 1780, 1924, 2314, 2405, 2470, 2812, 3293, 3382, 3515, 4628, 4810, 4940, 5785, 6586, 6764, 7030, 8455, 9139, 9620, 11570, 13172, 14060, 16465, 16910, 18278, 21983, 23140, 32930, 33820, 36556, 42809, 43966, 45695, 62567, 65860, 85618, 87932, 91390, 109915, 125134, 171236, 182780, 214045, 219830, 250268, 312835, 428090, 439660, 625670, 813371, 856180, 1251340, 1626742, 3253484, 4066855, 8133710, 16267420]

約数ペア:

[(1, 16267420), (2, 8133710), (4, 4066855), (5, 3253484), (10, 1626742), (13, 1251340), (19, 856180), (20, 813371), (26, 625670), (37, 439660), (38, 428090), (52, 312835), (65, 250268), (74, 219830), (76, 214045), (89, 182780), (95, 171236), (130, 125134), (148, 109915), (178, 91390), (185, 87932), (190, 85618), (247, 65860), (260, 62567), (356, 45695), (370, 43966), (380, 42809), (445, 36556), (481, 33820), (494, 32930), (703, 23140), (740, 21983), (890, 18278), (962, 16910), (988, 16465), (1157, 14060), (1235, 13172), (1406, 11570), (1691, 9620), (1780, 9139), (1924, 8455), (2314, 7030), (2405, 6764), (2470, 6586), (2812, 5785), (3293, 4940), (3382, 4810), (3515, 4628)]