219742149890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1\times {\mathrm{5531}}^1$

素因数の和:6759

約数の個数: 64

約数和(自身を含む): 418824622080

約数和(自身を除く): 199082472190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 991, 1055, 1982, 2110, 4009, 4955, 5531, 8018, 9910, 11062, 18829, 20045, 27655, 37658, 40090, 55310, 94145, 105089, 188290, 209101, 210178, 418202, 525445, 1045505, 1050890, 1167041, 2091010, 2334082, 3972919, 5481221, 5835205, 7945838, 10962442, 11670410, 19864595, 22173779, 27406105, 39729190, 44347558, 54812210, 104143199, 110868895, 208286398, 221737790, 520715995, 1041431990, 1156537631, 2313075262, 5782688155, 11565376310, 21974214989, 43948429978, 109871074945, 219742149890]

約数ペア:

[(1, 219742149890), (2, 109871074945), (5, 43948429978), (10, 21974214989), (19, 11565376310), (38, 5782688155), (95, 2313075262), (190, 1156537631), (211, 1041431990), (422, 520715995), (991, 221737790), (1055, 208286398), (1982, 110868895), (2110, 104143199), (4009, 54812210), (4955, 44347558), (5531, 39729190), (8018, 27406105), (9910, 22173779), (11062, 19864595), (18829, 11670410), (20045, 10962442), (27655, 7945838), (37658, 5835205), (40090, 5481221), (55310, 3972919), (94145, 2334082), (105089, 2091010), (188290, 1167041), (209101, 1050890), (210178, 1045505), (418202, 525445)]