520080428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{1669}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 1077350400

約数和(自身を除く): 557269972

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 359, 434, 718, 868, 1436, 1669, 2513, 3338, 5026, 6676, 10052, 11129, 11683, 22258, 23366, 44516, 46732, 51739, 77903, 103478, 155806, 206956, 311612, 362173, 599171, 724346, 1198342, 1448692, 2396684, 4194197, 8388394, 16776788, 18574301, 37148602, 74297204, 130020107, 260040214, 520080428]

約数ペア:

[(1, 520080428), (2, 260040214), (4, 130020107), (7, 74297204), (14, 37148602), (28, 18574301), (31, 16776788), (62, 8388394), (124, 4194197), (217, 2396684), (359, 1448692), (434, 1198342), (718, 724346), (868, 599171), (1436, 362173), (1669, 311612), (2513, 206956), (3338, 155806), (5026, 103478), (6676, 77903), (10052, 51739), (11129, 46732), (11683, 44516), (22258, 23366)]