19249140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 56770560

約数和(自身を除く): 37521420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 131, 155, 158, 186, 237, 262, 310, 316, 372, 393, 395, 465, 474, 524, 620, 655, 786, 790, 930, 948, 1185, 1310, 1572, 1580, 1860, 1965, 2370, 2449, 2620, 3930, 4061, 4740, 4898, 7347, 7860, 8122, 9796, 10349, 12183, 12245, 14694, 16244, 20305, 20698, 24366, 24490, 29388, 31047, 36735, 40610, 41396, 48732, 48980, 51745, 60915, 62094, 73470, 81220, 103490, 121830, 124188, 146940, 155235, 206980, 243660, 310470, 320819, 620940, 641638, 962457, 1283276, 1604095, 1924914, 3208190, 3849828, 4812285, 6416380, 9624570, 19249140]

約数ペア:

[(1, 19249140), (2, 9624570), (3, 6416380), (4, 4812285), (5, 3849828), (6, 3208190), (10, 1924914), (12, 1604095), (15, 1283276), (20, 962457), (30, 641638), (31, 620940), (60, 320819), (62, 310470), (79, 243660), (93, 206980), (124, 155235), (131, 146940), (155, 124188), (158, 121830), (186, 103490), (237, 81220), (262, 73470), (310, 62094), (316, 60915), (372, 51745), (393, 48980), (395, 48732), (465, 41396), (474, 40610), (524, 36735), (620, 31047), (655, 29388), (786, 24490), (790, 24366), (930, 20698), (948, 20305), (1185, 16244), (1310, 14694), (1572, 12245), (1580, 12183), (1860, 10349), (1965, 9796), (2370, 8122), (2449, 7860), (2620, 7347), (3930, 4898), (4061, 4740)]