21760140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11699}}^1$

素因数の和:11742

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 41139060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 11699, 23398, 35097, 46796, 58495, 70194, 116990, 140388, 175485, 233980, 350970, 362669, 701940, 725338, 1088007, 1450676, 1813345, 2176014, 3626690, 4352028, 5440035, 7253380, 10880070, 21760140]

約数ペア:

[(1, 21760140), (2, 10880070), (3, 7253380), (4, 5440035), (5, 4352028), (6, 3626690), (10, 2176014), (12, 1813345), (15, 1450676), (20, 1088007), (30, 725338), (31, 701940), (60, 362669), (62, 350970), (93, 233980), (124, 175485), (155, 140388), (186, 116990), (310, 70194), (372, 58495), (465, 46796), (620, 35097), (930, 23398), (1860, 11699)]