28023632

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1060

約数の個数: 80

約数和(自身を含む): 70412160

約数和(自身を除く): 42388528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1013, 1064, 1456, 1729, 1976, 2026, 2128, 3458, 3952, 4052, 6916, 7091, 8104, 13169, 13832, 14182, 16208, 19247, 26338, 27664, 28364, 38494, 52676, 56728, 76988, 92183, 105352, 113456, 134729, 153976, 184366, 210704, 250211, 269458, 307952, 368732, 500422, 538916, 737464, 1000844, 1077832, 1474928, 1751477, 2001688, 2155664, 3502954, 4003376, 7005908, 14011816, 28023632]

約数ペア:

[(1, 28023632), (2, 14011816), (4, 7005908), (7, 4003376), (8, 3502954), (13, 2155664), (14, 2001688), (16, 1751477), (19, 1474928), (26, 1077832), (28, 1000844), (38, 737464), (52, 538916), (56, 500422), (76, 368732), (91, 307952), (104, 269458), (112, 250211), (133, 210704), (152, 184366), (182, 153976), (208, 134729), (247, 113456), (266, 105352), (304, 92183), (364, 76988), (494, 56728), (532, 52676), (728, 38494), (988, 28364), (1013, 27664), (1064, 26338), (1456, 19247), (1729, 16208), (1976, 14182), (2026, 13832), (2128, 13169), (3458, 8104), (3952, 7091), (4052, 6916)]