19535800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 49215600

約数和(自身を除く): 29679800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 53, 76, 95, 97, 100, 106, 152, 190, 194, 200, 212, 265, 380, 388, 424, 475, 485, 530, 760, 776, 950, 970, 1007, 1060, 1325, 1843, 1900, 1940, 2014, 2120, 2425, 2650, 3686, 3800, 3880, 4028, 4850, 5035, 5141, 5300, 7372, 8056, 9215, 9700, 10070, 10282, 10600, 14744, 18430, 19400, 20140, 20564, 25175, 25705, 36860, 40280, 41128, 46075, 50350, 51410, 73720, 92150, 97679, 100700, 102820, 128525, 184300, 195358, 201400, 205640, 257050, 368600, 390716, 488395, 514100, 781432, 976790, 1028200, 1953580, 2441975, 3907160, 4883950, 9767900, 19535800]

約数ペア:

[(1, 19535800), (2, 9767900), (4, 4883950), (5, 3907160), (8, 2441975), (10, 1953580), (19, 1028200), (20, 976790), (25, 781432), (38, 514100), (40, 488395), (50, 390716), (53, 368600), (76, 257050), (95, 205640), (97, 201400), (100, 195358), (106, 184300), (152, 128525), (190, 102820), (194, 100700), (200, 97679), (212, 92150), (265, 73720), (380, 51410), (388, 50350), (424, 46075), (475, 41128), (485, 40280), (530, 36860), (760, 25705), (776, 25175), (950, 20564), (970, 20140), (1007, 19400), (1060, 18430), (1325, 14744), (1843, 10600), (1900, 10282), (1940, 10070), (2014, 9700), (2120, 9215), (2425, 8056), (2650, 7372), (3686, 5300), (3800, 5141), (3880, 5035), (4028, 4850)]