19399684420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{55711}}^1$

素因数の和:56500

約数の個数: 48

約数和(自身を含む): 42567533568

約数和(自身を除く): 23167849148

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 757, 1514, 3028, 3785, 7570, 15140, 17411, 34822, 55711, 69644, 87055, 111422, 174110, 222844, 278555, 348220, 557110, 1114220, 1281353, 2562706, 5125412, 6406765, 12813530, 25627060, 42173227, 84346454, 168692908, 210866135, 421732270, 843464540, 969984221, 1939968442, 3879936884, 4849921105, 9699842210, 19399684420]

約数ペア:

[(1, 19399684420), (2, 9699842210), (4, 4849921105), (5, 3879936884), (10, 1939968442), (20, 969984221), (23, 843464540), (46, 421732270), (92, 210866135), (115, 168692908), (230, 84346454), (460, 42173227), (757, 25627060), (1514, 12813530), (3028, 6406765), (3785, 5125412), (7570, 2562706), (15140, 1281353), (17411, 1114220), (34822, 557110), (55711, 348220), (69644, 278555), (87055, 222844), (111422, 174110)]