40753980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{607}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 124156032

約数和(自身を除く): 83402052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 607, 746, 1119, 1214, 1492, 1821, 1865, 2238, 2428, 3035, 3357, 3642, 3730, 4476, 5463, 5595, 6070, 6714, 7284, 7460, 9105, 10926, 11190, 12140, 13428, 16785, 18210, 21852, 22380, 27315, 33570, 36420, 54630, 67140, 109260, 226411, 452822, 679233, 905644, 1132055, 1358466, 2037699, 2264110, 2716932, 3396165, 4075398, 4528220, 6792330, 8150796, 10188495, 13584660, 20376990, 40753980]

約数ペア:

[(1, 40753980), (2, 20376990), (3, 13584660), (4, 10188495), (5, 8150796), (6, 6792330), (9, 4528220), (10, 4075398), (12, 3396165), (15, 2716932), (18, 2264110), (20, 2037699), (30, 1358466), (36, 1132055), (45, 905644), (60, 679233), (90, 452822), (180, 226411), (373, 109260), (607, 67140), (746, 54630), (1119, 36420), (1214, 33570), (1492, 27315), (1821, 22380), (1865, 21852), (2238, 18210), (2428, 16785), (3035, 13428), (3357, 12140), (3642, 11190), (3730, 10926), (4476, 9105), (5463, 7460), (5595, 7284), (6070, 6714)]