565519220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{8839}}^1$

素因数の和:9312

約数の個数: 48

約数和(自身を含む): 1360369920

約数和(自身を除く): 794850700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 2285, 3199, 4570, 6398, 8839, 9140, 12796, 15995, 17678, 31990, 35356, 44195, 61873, 63980, 88390, 123746, 176780, 247492, 309365, 618730, 1237460, 4039423, 8078846, 16157692, 20197115, 28275961, 40394230, 56551922, 80788460, 113103844, 141379805, 282759610, 565519220]

約数ペア:

[(1, 565519220), (2, 282759610), (4, 141379805), (5, 113103844), (7, 80788460), (10, 56551922), (14, 40394230), (20, 28275961), (28, 20197115), (35, 16157692), (70, 8078846), (140, 4039423), (457, 1237460), (914, 618730), (1828, 309365), (2285, 247492), (3199, 176780), (4570, 123746), (6398, 88390), (8839, 63980), (9140, 61873), (12796, 44195), (15995, 35356), (17678, 31990)]