20798824020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26665159}}^1$

素因数の和:26665184

約数の個数: 48

約数和(自身を含む): 62716456320

約数和(自身を除く): 41917632300

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, 26665159, 53330318, 79995477, 106660636, 133325795, 159990954, 266651590, 319981908, 346647067, 399977385, 533303180, 693294134, 799954770, 1039941201, 1386588268, 1599909540, 1733235335, 2079882402, 3466470670, 4159764804, 5199706005, 6932941340, 10399412010, 20798824020]

約数ペア:

[(1, 20798824020), (2, 10399412010), (3, 6932941340), (4, 5199706005), (5, 4159764804), (6, 3466470670), (10, 2079882402), (12, 1733235335), (13, 1599909540), (15, 1386588268), (20, 1039941201), (26, 799954770), (30, 693294134), (39, 533303180), (52, 399977385), (60, 346647067), (65, 319981908), (78, 266651590), (130, 159990954), (156, 133325795), (195, 106660636), (260, 79995477), (390, 53330318), (780, 26665159)]