20577060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2333}}^1$

素因数の和:2362

約数の個数: 108

約数和(自身を含む): 72638748

約数和(自身を除く): 52061688

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2333, 2940, 4410, 4666, 6999, 8820, 9332, 11665, 13998, 16331, 20997, 23330, 27996, 32662, 34995, 41994, 46660, 48993, 65324, 69990, 81655, 83988, 97986, 104985, 114317, 139980, 146979, 163310, 195972, 209970, 228634, 244965, 293958, 326620, 342951, 419940, 457268, 489930, 571585, 587916, 685902, 734895, 979860, 1028853, 1143170, 1371804, 1469790, 1714755, 2057706, 2286340, 2939580, 3429510, 4115412, 5144265, 6859020, 10288530, 20577060]

約数ペア:

[(1, 20577060), (2, 10288530), (3, 6859020), (4, 5144265), (5, 4115412), (6, 3429510), (7, 2939580), (9, 2286340), (10, 2057706), (12, 1714755), (14, 1469790), (15, 1371804), (18, 1143170), (20, 1028853), (21, 979860), (28, 734895), (30, 685902), (35, 587916), (36, 571585), (42, 489930), (45, 457268), (49, 419940), (60, 342951), (63, 326620), (70, 293958), (84, 244965), (90, 228634), (98, 209970), (105, 195972), (126, 163310), (140, 146979), (147, 139980), (180, 114317), (196, 104985), (210, 97986), (245, 83988), (252, 81655), (294, 69990), (315, 65324), (420, 48993), (441, 46660), (490, 41994), (588, 34995), (630, 32662), (735, 27996), (882, 23330), (980, 20997), (1260, 16331), (1470, 13998), (1764, 11665), (2205, 9332), (2333, 8820), (2940, 6999), (4410, 4666)]