1264884790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{11597}}^1$

素因数の和:12456

約数の個数: 32

約数和(自身を含む): 2455064640

約数和(自身を除く): 1190179850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 839, 1678, 4195, 8390, 10907, 11597, 21814, 23194, 54535, 57985, 109070, 115970, 150761, 301522, 753805, 1507610, 9729883, 19459766, 48649415, 97298830, 126488479, 252976958, 632442395, 1264884790]

約数ペア:

[(1, 1264884790), (2, 632442395), (5, 252976958), (10, 126488479), (13, 97298830), (26, 48649415), (65, 19459766), (130, 9729883), (839, 1507610), (1678, 753805), (4195, 301522), (8390, 150761), (10907, 115970), (11597, 109070), (21814, 57985), (23194, 54535)]