31440853860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40308787}}^1$

素因数の和:40308812

約数の個数: 48

約数和(自身を含む): 94806269376

約数和(自身を除く): 63365415516

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, 40308787, 80617574, 120926361, 161235148, 201543935, 241852722, 403087870, 483705444, 524014231, 604631805, 806175740, 1048028462, 1209263610, 1572042693, 2096056924, 2418527220, 2620071155, 3144085386, 5240142310, 6288170772, 7860213465, 10480284620, 15720426930, 31440853860]

約数ペア:

[(1, 31440853860), (2, 15720426930), (3, 10480284620), (4, 7860213465), (5, 6288170772), (6, 5240142310), (10, 3144085386), (12, 2620071155), (13, 2418527220), (15, 2096056924), (20, 1572042693), (26, 1209263610), (30, 1048028462), (39, 806175740), (52, 604631805), (60, 524014231), (65, 483705444), (78, 403087870), (130, 241852722), (156, 201543935), (195, 161235148), (260, 120926361), (390, 80617574), (780, 40308787)]