4998889220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{19559}}^1$

素因数の和:20564

約数の個数: 48

約数和(自身を含む): 11317259520

約数和(自身を除く): 6318370300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 983, 1966, 3932, 4915, 9830, 12779, 19559, 19660, 25558, 39118, 51116, 63895, 78236, 97795, 127790, 195590, 254267, 255580, 391180, 508534, 1017068, 1271335, 2542670, 5085340, 19226497, 38452994, 76905988, 96132485, 192264970, 249944461, 384529940, 499888922, 999777844, 1249722305, 2499444610, 4998889220]

約数ペア:

[(1, 4998889220), (2, 2499444610), (4, 1249722305), (5, 999777844), (10, 499888922), (13, 384529940), (20, 249944461), (26, 192264970), (52, 96132485), (65, 76905988), (130, 38452994), (260, 19226497), (983, 5085340), (1966, 2542670), (3932, 1271335), (4915, 1017068), (9830, 508534), (12779, 391180), (19559, 255580), (19660, 254267), (25558, 195590), (39118, 127790), (51116, 97795), (63895, 78236)]