28445664

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1040

約数の個数: 96

約数和(自身を含む): 83994624

約数和(自身を除く): 55548960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 39, 46, 48, 52, 69, 78, 92, 96, 104, 138, 156, 184, 208, 276, 299, 312, 368, 416, 552, 598, 624, 736, 897, 991, 1104, 1196, 1248, 1794, 1982, 2208, 2392, 2973, 3588, 3964, 4784, 5946, 7176, 7928, 9568, 11892, 12883, 14352, 15856, 22793, 23784, 25766, 28704, 31712, 38649, 45586, 47568, 51532, 68379, 77298, 91172, 95136, 103064, 136758, 154596, 182344, 206128, 273516, 296309, 309192, 364688, 412256, 547032, 592618, 618384, 729376, 888927, 1094064, 1185236, 1236768, 1777854, 2188128, 2370472, 3555708, 4740944, 7111416, 9481888, 14222832, 28445664]

約数ペア:

[(1, 28445664), (2, 14222832), (3, 9481888), (4, 7111416), (6, 4740944), (8, 3555708), (12, 2370472), (13, 2188128), (16, 1777854), (23, 1236768), (24, 1185236), (26, 1094064), (32, 888927), (39, 729376), (46, 618384), (48, 592618), (52, 547032), (69, 412256), (78, 364688), (92, 309192), (96, 296309), (104, 273516), (138, 206128), (156, 182344), (184, 154596), (208, 136758), (276, 103064), (299, 95136), (312, 91172), (368, 77298), (416, 68379), (552, 51532), (598, 47568), (624, 45586), (736, 38649), (897, 31712), (991, 28704), (1104, 25766), (1196, 23784), (1248, 22793), (1794, 15856), (1982, 14352), (2208, 12883), (2392, 11892), (2973, 9568), (3588, 7928), (3964, 7176), (4784, 5946)]