1952207980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{8081}}^1$

素因数の和:8394

約数の個数: 48

約数和(自身を含む): 4203674496

約数和(自身を除く): 2251466516

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 257, 470, 514, 940, 1028, 1285, 2570, 5140, 8081, 12079, 16162, 24158, 32324, 40405, 48316, 60395, 80810, 120790, 161620, 241580, 379807, 759614, 1519228, 1899035, 2076817, 3798070, 4153634, 7596140, 8307268, 10384085, 20768170, 41536340, 97610399, 195220798, 390441596, 488051995, 976103990, 1952207980]

約数ペア:

[(1, 1952207980), (2, 976103990), (4, 488051995), (5, 390441596), (10, 195220798), (20, 97610399), (47, 41536340), (94, 20768170), (188, 10384085), (235, 8307268), (257, 7596140), (470, 4153634), (514, 3798070), (940, 2076817), (1028, 1899035), (1285, 1519228), (2570, 759614), (5140, 379807), (8081, 241580), (12079, 161620), (16162, 120790), (24158, 80810), (32324, 60395), (40405, 48316)]