1230573820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{303097}}^1$

素因数の和:303142

約数の個数: 48

約数和(自身を含む): 3055227840

約数和(自身を除く): 1824654020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 303097, 606194, 1212388, 1515485, 2121679, 3030970, 4243358, 6061940, 8486716, 8789813, 10608395, 17579626, 21216790, 35159252, 42433580, 43949065, 61528691, 87898130, 123057382, 175796260, 246114764, 307643455, 615286910, 1230573820]

約数ペア:

[(1, 1230573820), (2, 615286910), (4, 307643455), (5, 246114764), (7, 175796260), (10, 123057382), (14, 87898130), (20, 61528691), (28, 43949065), (29, 42433580), (35, 35159252), (58, 21216790), (70, 17579626), (116, 10608395), (140, 8789813), (145, 8486716), (203, 6061940), (290, 4243358), (406, 3030970), (580, 2121679), (812, 1515485), (1015, 1212388), (2030, 606194), (4060, 303097)]