520089728020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{3944257}}^1$

素因数の和:3944632

約数の個数: 48

約数和(自身を含む): 1152985498560

約数和(自身を除く): 632895770540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 347, 380, 694, 1388, 1735, 3470, 6593, 6940, 13186, 26372, 32965, 65930, 131860, 3944257, 7888514, 15777028, 19721285, 39442570, 74940883, 78885140, 149881766, 299763532, 374704415, 749408830, 1368657179, 1498817660, 2737314358, 5474628716, 6843285895, 13686571790, 26004486401, 27373143580, 52008972802, 104017945604, 130022432005, 260044864010, 520089728020]

約数ペア:

[(1, 520089728020), (2, 260044864010), (4, 130022432005), (5, 104017945604), (10, 52008972802), (19, 27373143580), (20, 26004486401), (38, 13686571790), (76, 6843285895), (95, 5474628716), (190, 2737314358), (347, 1498817660), (380, 1368657179), (694, 749408830), (1388, 374704415), (1735, 299763532), (3470, 149881766), (6593, 78885140), (6940, 74940883), (13186, 39442570), (26372, 19721285), (32965, 15777028), (65930, 7888514), (131860, 3944257)]