20794612770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{16519}}^1$

素因数の和:16800

約数の個数: 96

約数和(自身を含む): 55109134080

約数和(自身を除く): 34314521310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 197, 213, 355, 394, 426, 591, 639, 710, 985, 1065, 1182, 1278, 1773, 1970, 2130, 2955, 3195, 3546, 5910, 6390, 8865, 13987, 16519, 17730, 27974, 33038, 41961, 49557, 69935, 82595, 83922, 99114, 125883, 139870, 148671, 165190, 209805, 247785, 251766, 297342, 419610, 495570, 629415, 743355, 1172849, 1258830, 1486710, 2345698, 3254243, 3518547, 5864245, 6508486, 7037094, 9762729, 10555641, 11728490, 16271215, 17592735, 19525458, 21111282, 29288187, 32542430, 35185470, 48813645, 52778205, 58576374, 97627290, 105556410, 146440935, 231051253, 292881870, 462102506, 693153759, 1155256265, 1386307518, 2079461277, 2310512530, 3465768795, 4158922554, 6931537590, 10397306385, 20794612770]

約数ペア:

[(1, 20794612770), (2, 10397306385), (3, 6931537590), (5, 4158922554), (6, 3465768795), (9, 2310512530), (10, 2079461277), (15, 1386307518), (18, 1155256265), (30, 693153759), (45, 462102506), (71, 292881870), (90, 231051253), (142, 146440935), (197, 105556410), (213, 97627290), (355, 58576374), (394, 52778205), (426, 48813645), (591, 35185470), (639, 32542430), (710, 29288187), (985, 21111282), (1065, 19525458), (1182, 17592735), (1278, 16271215), (1773, 11728490), (1970, 10555641), (2130, 9762729), (2955, 7037094), (3195, 6508486), (3546, 5864245), (5910, 3518547), (6390, 3254243), (8865, 2345698), (13987, 1486710), (16519, 1258830), (17730, 1172849), (27974, 743355), (33038, 629415), (41961, 495570), (49557, 419610), (69935, 297342), (82595, 251766), (83922, 247785), (99114, 209805), (125883, 165190), (139870, 148671)]