18083940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6151}}^1$

素因数の和:6177

約数の個数: 72

約数和(自身を含む): 58911552

約数和(自身を除く): 40827612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6151, 12302, 18453, 24604, 30755, 36906, 43057, 61510, 73812, 86114, 92265, 123020, 129171, 172228, 184530, 215285, 258342, 301399, 369060, 430570, 516684, 602798, 645855, 861140, 904197, 1205596, 1291710, 1506995, 1808394, 2583420, 3013990, 3616788, 4520985, 6027980, 9041970, 18083940]

約数ペア:

[(1, 18083940), (2, 9041970), (3, 6027980), (4, 4520985), (5, 3616788), (6, 3013990), (7, 2583420), (10, 1808394), (12, 1506995), (14, 1291710), (15, 1205596), (20, 904197), (21, 861140), (28, 645855), (30, 602798), (35, 516684), (42, 430570), (49, 369060), (60, 301399), (70, 258342), (84, 215285), (98, 184530), (105, 172228), (140, 129171), (147, 123020), (196, 92265), (210, 86114), (245, 73812), (294, 61510), (420, 43057), (490, 36906), (588, 30755), (735, 24604), (980, 18453), (1470, 12302), (2940, 6151)]