144905020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29333}}^1$

素因数の和:29374

約数の個数: 48

約数和(自身を含む): 344967840

約数和(自身を除く): 200062820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 29333, 58666, 117332, 146665, 293330, 381329, 557327, 586660, 762658, 1114654, 1525316, 1906645, 2229308, 2786635, 3813290, 5573270, 7245251, 7626580, 11146540, 14490502, 28981004, 36226255, 72452510, 144905020]

約数ペア:

[(1, 144905020), (2, 72452510), (4, 36226255), (5, 28981004), (10, 14490502), (13, 11146540), (19, 7626580), (20, 7245251), (26, 5573270), (38, 3813290), (52, 2786635), (65, 2229308), (76, 1906645), (95, 1525316), (130, 1114654), (190, 762658), (247, 586660), (260, 557327), (380, 381329), (494, 293330), (988, 146665), (1235, 117332), (2470, 58666), (4940, 29333)]