20159640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1977

約数の個数: 96

約数和(自身を含む): 67813200

約数和(自身を除く): 47653560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 1931, 2088, 2610, 3480, 3862, 5220, 5793, 7724, 9655, 10440, 11586, 15448, 17379, 19310, 23172, 28965, 34758, 38620, 46344, 55999, 57930, 69516, 77240, 86895, 111998, 115860, 139032, 167997, 173790, 223996, 231720, 279995, 335994, 347580, 447992, 503991, 559990, 671988, 695160, 839985, 1007982, 1119980, 1343976, 1679970, 2015964, 2239960, 2519955, 3359940, 4031928, 5039910, 6719880, 10079820, 20159640]

約数ペア:

[(1, 20159640), (2, 10079820), (3, 6719880), (4, 5039910), (5, 4031928), (6, 3359940), (8, 2519955), (9, 2239960), (10, 2015964), (12, 1679970), (15, 1343976), (18, 1119980), (20, 1007982), (24, 839985), (29, 695160), (30, 671988), (36, 559990), (40, 503991), (45, 447992), (58, 347580), (60, 335994), (72, 279995), (87, 231720), (90, 223996), (116, 173790), (120, 167997), (145, 139032), (174, 115860), (180, 111998), (232, 86895), (261, 77240), (290, 69516), (348, 57930), (360, 55999), (435, 46344), (522, 38620), (580, 34758), (696, 28965), (870, 23172), (1044, 19310), (1160, 17379), (1305, 15448), (1740, 11586), (1931, 10440), (2088, 9655), (2610, 7724), (3480, 5793), (3862, 5220)]