12457380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15971}}^1$

素因数の和:15996

約数の個数: 48

約数和(自身を含む): 37566144

約数和(自身を除く): 25108764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15971, 31942, 47913, 63884, 79855, 95826, 159710, 191652, 207623, 239565, 319420, 415246, 479130, 622869, 830492, 958260, 1038115, 1245738, 2076230, 2491476, 3114345, 4152460, 6228690, 12457380]

約数ペア:

[(1, 12457380), (2, 6228690), (3, 4152460), (4, 3114345), (5, 2491476), (6, 2076230), (10, 1245738), (12, 1038115), (13, 958260), (15, 830492), (20, 622869), (26, 479130), (30, 415246), (39, 319420), (52, 239565), (60, 207623), (65, 191652), (78, 159710), (130, 95826), (156, 79855), (195, 63884), (260, 47913), (390, 31942), (780, 15971)]