22140700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 51941120

約数和(自身を除く): 29800420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 271, 380, 430, 475, 542, 817, 860, 950, 1075, 1084, 1355, 1634, 1900, 2150, 2710, 3268, 4085, 4300, 5149, 5420, 6775, 8170, 10298, 11653, 13550, 16340, 20425, 20596, 23306, 25745, 27100, 40850, 46612, 51490, 58265, 81700, 102980, 116530, 128725, 221407, 233060, 257450, 291325, 442814, 514900, 582650, 885628, 1107035, 1165300, 2214070, 4428140, 5535175, 11070350, 22140700]

約数ペア:

[(1, 22140700), (2, 11070350), (4, 5535175), (5, 4428140), (10, 2214070), (19, 1165300), (20, 1107035), (25, 885628), (38, 582650), (43, 514900), (50, 442814), (76, 291325), (86, 257450), (95, 233060), (100, 221407), (172, 128725), (190, 116530), (215, 102980), (271, 81700), (380, 58265), (430, 51490), (475, 46612), (542, 40850), (817, 27100), (860, 25745), (950, 23306), (1075, 20596), (1084, 20425), (1355, 16340), (1634, 13550), (1900, 11653), (2150, 10298), (2710, 8170), (3268, 6775), (4085, 5420), (4300, 5149)]