20199270540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1\times {\mathrm{2309}}^1$

素因数の和:3223

約数の個数: 96

約数和(自身を含む): 56932888320

約数和(自身を除く): 36733617780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 691, 844, 1055, 1266, 1382, 2073, 2110, 2309, 2532, 2764, 3165, 3455, 4146, 4220, 4618, 6330, 6910, 6927, 8292, 9236, 10365, 11545, 12660, 13820, 13854, 20730, 23090, 27708, 34635, 41460, 46180, 69270, 138540, 145801, 291602, 437403, 487199, 583204, 729005, 874806, 974398, 1458010, 1461597, 1595519, 1749612, 1948796, 2187015, 2435995, 2916020, 2923194, 3191038, 4374030, 4786557, 4871990, 5846388, 6382076, 7307985, 7977595, 8748060, 9573114, 9743980, 14615970, 15955190, 19146228, 23932785, 29231940, 31910380, 47865570, 95731140, 336654509, 673309018, 1009963527, 1346618036, 1683272545, 2019927054, 3366545090, 4039854108, 5049817635, 6733090180, 10099635270, 20199270540]

約数ペア:

[(1, 20199270540), (2, 10099635270), (3, 6733090180), (4, 5049817635), (5, 4039854108), (6, 3366545090), (10, 2019927054), (12, 1683272545), (15, 1346618036), (20, 1009963527), (30, 673309018), (60, 336654509), (211, 95731140), (422, 47865570), (633, 31910380), (691, 29231940), (844, 23932785), (1055, 19146228), (1266, 15955190), (1382, 14615970), (2073, 9743980), (2110, 9573114), (2309, 8748060), (2532, 7977595), (2764, 7307985), (3165, 6382076), (3455, 5846388), (4146, 4871990), (4220, 4786557), (4618, 4374030), (6330, 3191038), (6910, 2923194), (6927, 2916020), (8292, 2435995), (9236, 2187015), (10365, 1948796), (11545, 1749612), (12660, 1595519), (13820, 1461597), (13854, 1458010), (20730, 974398), (23090, 874806), (27708, 729005), (34635, 583204), (41460, 487199), (46180, 437403), (69270, 291602), (138540, 145801)]