201805079620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{991}}^1\times {\mathrm{1619}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 448171315200

約数和(自身を除く): 246366235580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 331, 380, 662, 991, 1324, 1619, 1655, 1982, 3238, 3310, 3964, 4955, 6289, 6476, 6620, 8095, 9910, 12578, 16190, 18829, 19820, 25156, 30761, 31445, 32380, 37658, 61522, 62890, 75316, 94145, 123044, 125780, 153805, 188290, 307610, 328021, 376580, 535889, 615220, 656042, 1071778, 1312084, 1604429, 1640105, 2143556, 2679445, 3208858, 3280210, 5358890, 6232399, 6417716, 6560420, 8022145, 10181891, 10717780, 12464798, 16044290, 20363782, 24929596, 30484151, 31161995, 32088580, 40727564, 50909455, 60968302, 62323990, 101818910, 121936604, 124647980, 152420755, 203637820, 304841510, 531065999, 609683020, 1062131998, 2124263996, 2655329995, 5310659990, 10090253981, 10621319980, 20180507962, 40361015924, 50451269905, 100902539810, 201805079620]

約数ペア:

[(1, 201805079620), (2, 100902539810), (4, 50451269905), (5, 40361015924), (10, 20180507962), (19, 10621319980), (20, 10090253981), (38, 5310659990), (76, 2655329995), (95, 2124263996), (190, 1062131998), (331, 609683020), (380, 531065999), (662, 304841510), (991, 203637820), (1324, 152420755), (1619, 124647980), (1655, 121936604), (1982, 101818910), (3238, 62323990), (3310, 60968302), (3964, 50909455), (4955, 40727564), (6289, 32088580), (6476, 31161995), (6620, 30484151), (8095, 24929596), (9910, 20363782), (12578, 16044290), (16190, 12464798), (18829, 10717780), (19820, 10181891), (25156, 8022145), (30761, 6560420), (31445, 6417716), (32380, 6232399), (37658, 5358890), (61522, 3280210), (62890, 3208858), (75316, 2679445), (94145, 2143556), (123044, 1640105), (125780, 1604429), (153805, 1312084), (188290, 1071778), (307610, 656042), (328021, 615220), (376580, 535889)]