11815860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{4019}}^1$

素因数の和:4045

約数の個数: 72

約数和(自身を含む): 38495520

約数和(自身を除く): 26679660

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, 4019, 8038, 12057, 16076, 20095, 24114, 28133, 40190, 48228, 56266, 60285, 80380, 84399, 112532, 120570, 140665, 168798, 196931, 241140, 281330, 337596, 393862, 421995, 562660, 590793, 787724, 843990, 984655, 1181586, 1687980, 1969310, 2363172, 2953965, 3938620, 5907930, 11815860]

約数ペア:

[(1, 11815860), (2, 5907930), (3, 3938620), (4, 2953965), (5, 2363172), (6, 1969310), (7, 1687980), (10, 1181586), (12, 984655), (14, 843990), (15, 787724), (20, 590793), (21, 562660), (28, 421995), (30, 393862), (35, 337596), (42, 281330), (49, 241140), (60, 196931), (70, 168798), (84, 140665), (98, 120570), (105, 112532), (140, 84399), (147, 80380), (196, 60285), (210, 56266), (245, 48228), (294, 40190), (420, 28133), (490, 24114), (588, 20095), (735, 16076), (980, 12057), (1470, 8038), (2940, 4019)]