15879427240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{17417}}^1$

素因数の和:18442

約数の個数: 64

約数和(自身を含む): 37321896960

約数和(自身を除く): 21442469720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 991, 1982, 3964, 4955, 7928, 9910, 17417, 19820, 22793, 34834, 39640, 45586, 69668, 87085, 91172, 113965, 139336, 174170, 182344, 227930, 348340, 400591, 455860, 696680, 801182, 911720, 1602364, 2002955, 3204728, 4005910, 8011820, 16023640, 17260247, 34520494, 69040988, 86301235, 138081976, 172602470, 345204940, 396985681, 690409880, 793971362, 1587942724, 1984928405, 3175885448, 3969856810, 7939713620, 15879427240]

約数ペア:

[(1, 15879427240), (2, 7939713620), (4, 3969856810), (5, 3175885448), (8, 1984928405), (10, 1587942724), (20, 793971362), (23, 690409880), (40, 396985681), (46, 345204940), (92, 172602470), (115, 138081976), (184, 86301235), (230, 69040988), (460, 34520494), (920, 17260247), (991, 16023640), (1982, 8011820), (3964, 4005910), (4955, 3204728), (7928, 2002955), (9910, 1602364), (17417, 911720), (19820, 801182), (22793, 696680), (34834, 455860), (39640, 400591), (45586, 348340), (69668, 227930), (87085, 182344), (91172, 174170), (113965, 139336)]