19107160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 46771200

約数和(自身を除く): 27664040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 811, 1178, 1240, 1622, 2356, 2945, 3244, 4055, 4712, 5890, 6488, 8110, 11780, 15409, 16220, 23560, 25141, 30818, 32440, 50282, 61636, 77045, 100564, 123272, 125705, 154090, 201128, 251410, 308180, 477679, 502820, 616360, 955358, 1005640, 1910716, 2388395, 3821432, 4776790, 9553580, 19107160]

約数ペア:

[(1, 19107160), (2, 9553580), (4, 4776790), (5, 3821432), (8, 2388395), (10, 1910716), (19, 1005640), (20, 955358), (31, 616360), (38, 502820), (40, 477679), (62, 308180), (76, 251410), (95, 201128), (124, 154090), (152, 125705), (155, 123272), (190, 100564), (248, 77045), (310, 61636), (380, 50282), (589, 32440), (620, 30818), (760, 25141), (811, 23560), (1178, 16220), (1240, 15409), (1622, 11780), (2356, 8110), (2945, 6488), (3244, 5890), (4055, 4712)]