20922420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18353}}^1$

素因数の和:18384

約数の個数: 48

約数和(自身を含む): 61669440

約数和(自身を除く): 40747020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18353, 36706, 55059, 73412, 91765, 110118, 183530, 220236, 275295, 348707, 367060, 550590, 697414, 1046121, 1101180, 1394828, 1743535, 2092242, 3487070, 4184484, 5230605, 6974140, 10461210, 20922420]

約数ペア:

[(1, 20922420), (2, 10461210), (3, 6974140), (4, 5230605), (5, 4184484), (6, 3487070), (10, 2092242), (12, 1743535), (15, 1394828), (19, 1101180), (20, 1046121), (30, 697414), (38, 550590), (57, 367060), (60, 348707), (76, 275295), (95, 220236), (114, 183530), (190, 110118), (228, 91765), (285, 73412), (380, 55059), (570, 36706), (1140, 18353)]