2021025840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227593}}^1$

素因数の和:227646

約数の個数: 80

約数和(自身を含む): 6434537568

約数和(自身を除く): 4413511728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 227593, 455186, 682779, 910372, 1137965, 1365558, 1820744, 2275930, 2731116, 3413895, 3641488, 4551860, 5462232, 6827790, 8420941, 9103720, 10924464, 13655580, 16841882, 18207440, 25262823, 27311160, 33683764, 42104705, 50525646, 54622320, 67367528, 84209410, 101051292, 126314115, 134735056, 168418820, 202102584, 252628230, 336837640, 404205168, 505256460, 673675280, 1010512920, 2021025840]

約数ペア:

[(1, 2021025840), (2, 1010512920), (3, 673675280), (4, 505256460), (5, 404205168), (6, 336837640), (8, 252628230), (10, 202102584), (12, 168418820), (15, 134735056), (16, 126314115), (20, 101051292), (24, 84209410), (30, 67367528), (37, 54622320), (40, 50525646), (48, 42104705), (60, 33683764), (74, 27311160), (80, 25262823), (111, 18207440), (120, 16841882), (148, 13655580), (185, 10924464), (222, 9103720), (240, 8420941), (296, 6827790), (370, 5462232), (444, 4551860), (555, 3641488), (592, 3413895), (740, 2731116), (888, 2275930), (1110, 1820744), (1480, 1365558), (1776, 1137965), (2220, 910372), (2960, 682779), (4440, 455186), (8880, 227593)]