22678780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 51518880

約数和(自身を除く): 28840100

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 1613, 2812, 3226, 3515, 6452, 7030, 8065, 14060, 16130, 30647, 32260, 59681, 61294, 119362, 122588, 153235, 238724, 298405, 306470, 596810, 612940, 1133939, 1193620, 2267878, 4535756, 5669695, 11339390, 22678780]

約数ペア:

[(1, 22678780), (2, 11339390), (4, 5669695), (5, 4535756), (10, 2267878), (19, 1193620), (20, 1133939), (37, 612940), (38, 596810), (74, 306470), (76, 298405), (95, 238724), (148, 153235), (185, 122588), (190, 119362), (370, 61294), (380, 59681), (703, 32260), (740, 30647), (1406, 16130), (1613, 14060), (2812, 8065), (3226, 7030), (3515, 6452)]