13304789780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1\times {\mathrm{6427}}^1$

素因数の和:7688

約数の個数: 48

約数和(自身を含む): 28282685760

約数和(自身を除く): 14977895980

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1163, 1780, 2326, 4652, 5815, 6427, 11630, 12854, 23260, 25708, 32135, 64270, 103507, 128540, 207014, 414028, 517535, 572003, 1035070, 1144006, 2070140, 2288012, 2860015, 5720030, 7474601, 11440060, 14949202, 29898404, 37373005, 74746010, 149492020, 665239489, 1330478978, 2660957956, 3326197445, 6652394890, 13304789780]

約数ペア:

[(1, 13304789780), (2, 6652394890), (4, 3326197445), (5, 2660957956), (10, 1330478978), (20, 665239489), (89, 149492020), (178, 74746010), (356, 37373005), (445, 29898404), (890, 14949202), (1163, 11440060), (1780, 7474601), (2326, 5720030), (4652, 2860015), (5815, 2288012), (6427, 2070140), (11630, 1144006), (12854, 1035070), (23260, 572003), (25708, 517535), (32135, 414028), (64270, 207014), (103507, 128540)]