22474540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 53491536

約数和(自身を除く): 31016996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 251, 370, 407, 484, 502, 605, 740, 814, 1004, 1210, 1255, 1628, 2035, 2420, 2510, 2761, 4070, 4477, 5020, 5522, 8140, 8954, 9287, 11044, 13805, 17908, 18574, 22385, 27610, 30371, 37148, 44770, 46435, 55220, 60742, 89540, 92870, 102157, 121484, 151855, 185740, 204314, 303710, 408628, 510785, 607420, 1021570, 1123727, 2043140, 2247454, 4494908, 5618635, 11237270, 22474540]

約数ペア:

[(1, 22474540), (2, 11237270), (4, 5618635), (5, 4494908), (10, 2247454), (11, 2043140), (20, 1123727), (22, 1021570), (37, 607420), (44, 510785), (55, 408628), (74, 303710), (110, 204314), (121, 185740), (148, 151855), (185, 121484), (220, 102157), (242, 92870), (251, 89540), (370, 60742), (407, 55220), (484, 46435), (502, 44770), (605, 37148), (740, 30371), (814, 27610), (1004, 22385), (1210, 18574), (1255, 17908), (1628, 13805), (2035, 11044), (2420, 9287), (2510, 8954), (2761, 8140), (4070, 5522), (4477, 5020)]