20431291260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1\times {\mathrm{5477}}^1$

素因数の和:6355

約数の個数: 96

約数和(自身を含む): 58015964160

約数和(自身を除く): 37584672900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 787, 790, 948, 1185, 1574, 1580, 2361, 2370, 3148, 3935, 4722, 4740, 5477, 7870, 9444, 10954, 11805, 15740, 16431, 21908, 23610, 27385, 32862, 47220, 54770, 62173, 65724, 82155, 109540, 124346, 164310, 186519, 248692, 310865, 328620, 373038, 432683, 621730, 746076, 865366, 932595, 1243460, 1298049, 1730732, 1865190, 2163415, 2596098, 3730380, 4310399, 4326830, 5192196, 6490245, 8620798, 8653660, 12931197, 12980490, 17241596, 21551995, 25862394, 25960980, 43103990, 51724788, 64655985, 86207980, 129311970, 258623940, 340521521, 681043042, 1021564563, 1362086084, 1702607605, 2043129126, 3405215210, 4086258252, 5107822815, 6810430420, 10215645630, 20431291260]

約数ペア:

[(1, 20431291260), (2, 10215645630), (3, 6810430420), (4, 5107822815), (5, 4086258252), (6, 3405215210), (10, 2043129126), (12, 1702607605), (15, 1362086084), (20, 1021564563), (30, 681043042), (60, 340521521), (79, 258623940), (158, 129311970), (237, 86207980), (316, 64655985), (395, 51724788), (474, 43103990), (787, 25960980), (790, 25862394), (948, 21551995), (1185, 17241596), (1574, 12980490), (1580, 12931197), (2361, 8653660), (2370, 8620798), (3148, 6490245), (3935, 5192196), (4722, 4326830), (4740, 4310399), (5477, 3730380), (7870, 2596098), (9444, 2163415), (10954, 1865190), (11805, 1730732), (15740, 1298049), (16431, 1243460), (21908, 932595), (23610, 865366), (27385, 746076), (32862, 621730), (47220, 432683), (54770, 373038), (62173, 328620), (65724, 310865), (82155, 248692), (109540, 186519), (124346, 164310)]