28419630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 72887040

約数和(自身を除く): 44467410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 73, 95, 114, 146, 190, 219, 285, 365, 438, 570, 683, 730, 1095, 1366, 1387, 2049, 2190, 2774, 3415, 4098, 4161, 6830, 6935, 8322, 10245, 12977, 13870, 20490, 20805, 25954, 38931, 41610, 49859, 64885, 77862, 99718, 129770, 149577, 194655, 249295, 299154, 389310, 498590, 747885, 947321, 1495770, 1894642, 2841963, 4736605, 5683926, 9473210, 14209815, 28419630]

約数ペア:

[(1, 28419630), (2, 14209815), (3, 9473210), (5, 5683926), (6, 4736605), (10, 2841963), (15, 1894642), (19, 1495770), (30, 947321), (38, 747885), (57, 498590), (73, 389310), (95, 299154), (114, 249295), (146, 194655), (190, 149577), (219, 129770), (285, 99718), (365, 77862), (438, 64885), (570, 49859), (683, 41610), (730, 38931), (1095, 25954), (1366, 20805), (1387, 20490), (2049, 13870), (2190, 12977), (2774, 10245), (3415, 8322), (4098, 6935), (4161, 6830)]