1226888920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{20219}}^1$

素因数の和:20308

約数の個数: 64

約数和(自身を含む): 2904400800

約数和(自身を除く): 1677511880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 740, 820, 1480, 1517, 1640, 3034, 6068, 7585, 12136, 15170, 20219, 30340, 40438, 60680, 80876, 101095, 161752, 202190, 404380, 748103, 808760, 828979, 1496206, 1657958, 2992412, 3315916, 3740515, 4144895, 5984824, 6631832, 7481030, 8289790, 14962060, 16579580, 29924120, 30672223, 33159160, 61344446, 122688892, 153361115, 245377784, 306722230, 613444460, 1226888920]

約数ペア:

[(1, 1226888920), (2, 613444460), (4, 306722230), (5, 245377784), (8, 153361115), (10, 122688892), (20, 61344446), (37, 33159160), (40, 30672223), (41, 29924120), (74, 16579580), (82, 14962060), (148, 8289790), (164, 7481030), (185, 6631832), (205, 5984824), (296, 4144895), (328, 3740515), (370, 3315916), (410, 2992412), (740, 1657958), (820, 1496206), (1480, 828979), (1517, 808760), (1640, 748103), (3034, 404380), (6068, 202190), (7585, 161752), (12136, 101095), (15170, 80876), (20219, 60680), (30340, 40438)]