3746990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 8043840

約数和(自身を除く): 4296850

約数列:

[1, 2, 5, 10, 13, 19, 26, 37, 38, 41, 65, 74, 82, 95, 130, 185, 190, 205, 247, 370, 410, 481, 494, 533, 703, 779, 962, 1066, 1235, 1406, 1517, 1558, 2405, 2470, 2665, 3034, 3515, 3895, 4810, 5330, 7030, 7585, 7790, 9139, 10127, 15170, 18278, 19721, 20254, 28823, 39442, 45695, 50635, 57646, 91390, 98605, 101270, 144115, 197210, 288230, 374699, 749398, 1873495, 3746990]

約数ペア:

[(1, 3746990), (2, 1873495), (5, 749398), (10, 374699), (13, 288230), (19, 197210), (26, 144115), (37, 101270), (38, 98605), (41, 91390), (65, 57646), (74, 50635), (82, 45695), (95, 39442), (130, 28823), (185, 20254), (190, 19721), (205, 18278), (247, 15170), (370, 10127), (410, 9139), (481, 7790), (494, 7585), (533, 7030), (703, 5330), (779, 4810), (962, 3895), (1066, 3515), (1235, 3034), (1406, 2665), (1517, 2470), (1558, 2405)]