222123460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{65717}}^1$

素因数の和:65752

約数の個数: 36

約数和(自身を含む): 505108548

約数和(自身を除く): 282985088

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 65717, 131434, 262868, 328585, 657170, 854321, 1314340, 1708642, 3417284, 4271605, 8543210, 11106173, 17086420, 22212346, 44424692, 55530865, 111061730, 222123460]

約数ペア:

[(1, 222123460), (2, 111061730), (4, 55530865), (5, 44424692), (10, 22212346), (13, 17086420), (20, 11106173), (26, 8543210), (52, 4271605), (65, 3417284), (130, 1708642), (169, 1314340), (260, 854321), (338, 657170), (676, 328585), (845, 262868), (1690, 131434), (3380, 65717)]