12019980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28619}}^1$

素因数の和:28638

約数の個数: 48

約数和(自身を含む): 38465280

約数和(自身を除く): 26445300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 28619, 57238, 85857, 114476, 143095, 171714, 200333, 286190, 343428, 400666, 429285, 572380, 600999, 801332, 858570, 1001665, 1201998, 1717140, 2003330, 2403996, 3004995, 4006660, 6009990, 12019980]

約数ペア:

[(1, 12019980), (2, 6009990), (3, 4006660), (4, 3004995), (5, 2403996), (6, 2003330), (7, 1717140), (10, 1201998), (12, 1001665), (14, 858570), (15, 801332), (20, 600999), (21, 572380), (28, 429285), (30, 400666), (35, 343428), (42, 286190), (60, 200333), (70, 171714), (84, 143095), (105, 114476), (140, 85857), (210, 57238), (420, 28619)]