23775460

素因数分解:

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

素因数の和:173

約数の個数: 72

約数和(自身を含む): 54726840

約数和(自身を除く): 30951380

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 89, 95, 148, 178, 185, 190, 356, 361, 370, 380, 445, 703, 722, 740, 890, 1406, 1444, 1691, 1780, 1805, 2812, 3293, 3382, 3515, 3610, 6586, 6764, 7030, 7220, 8455, 13172, 13357, 14060, 16465, 16910, 26714, 32129, 32930, 33820, 53428, 62567, 64258, 65860, 66785, 125134, 128516, 133570, 160645, 250268, 267140, 312835, 321290, 625670, 642580, 1188773, 1251340, 2377546, 4755092, 5943865, 11887730, 23775460]

約数ペア:

[(1, 23775460), (2, 11887730), (4, 5943865), (5, 4755092), (10, 2377546), (19, 1251340), (20, 1188773), (37, 642580), (38, 625670), (74, 321290), (76, 312835), (89, 267140), (95, 250268), (148, 160645), (178, 133570), (185, 128516), (190, 125134), (356, 66785), (361, 65860), (370, 64258), (380, 62567), (445, 53428), (703, 33820), (722, 32930), (740, 32129), (890, 26714), (1406, 16910), (1444, 16465), (1691, 14060), (1780, 13357), (1805, 13172), (2812, 8455), (3293, 7220), (3382, 7030), (3515, 6764), (3610, 6586)]