40393860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51787}}^1$

素因数の和:51812

約数の個数: 48

約数和(自身を含む): 121805376

約数和(自身を除く): 81411516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51787, 103574, 155361, 207148, 258935, 310722, 517870, 621444, 673231, 776805, 1035740, 1346462, 1553610, 2019693, 2692924, 3107220, 3366155, 4039386, 6732310, 8078772, 10098465, 13464620, 20196930, 40393860]

約数ペア:

[(1, 40393860), (2, 20196930), (3, 13464620), (4, 10098465), (5, 8078772), (6, 6732310), (10, 4039386), (12, 3366155), (13, 3107220), (15, 2692924), (20, 2019693), (26, 1553610), (30, 1346462), (39, 1035740), (52, 776805), (60, 673231), (65, 621444), (78, 517870), (130, 310722), (156, 258935), (195, 207148), (260, 155361), (390, 103574), (780, 51787)]