20615190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{613}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 53049600

約数和(自身を除く): 32434410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 59, 95, 114, 118, 177, 190, 285, 295, 354, 570, 590, 613, 885, 1121, 1226, 1770, 1839, 2242, 3065, 3363, 3678, 5605, 6130, 6726, 9195, 11210, 11647, 16815, 18390, 23294, 33630, 34941, 36167, 58235, 69882, 72334, 108501, 116470, 174705, 180835, 217002, 349410, 361670, 542505, 687173, 1085010, 1374346, 2061519, 3435865, 4123038, 6871730, 10307595, 20615190]

約数ペア:

[(1, 20615190), (2, 10307595), (3, 6871730), (5, 4123038), (6, 3435865), (10, 2061519), (15, 1374346), (19, 1085010), (30, 687173), (38, 542505), (57, 361670), (59, 349410), (95, 217002), (114, 180835), (118, 174705), (177, 116470), (190, 108501), (285, 72334), (295, 69882), (354, 58235), (570, 36167), (590, 34941), (613, 33630), (885, 23294), (1121, 18390), (1226, 16815), (1770, 11647), (1839, 11210), (2242, 9195), (3065, 6726), (3363, 6130), (3678, 5605)]