28293090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1056

約数の個数: 96

約数和(自身を含む): 83229120

約数和(自身を除く): 54936030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 735, 798, 931, 1013, 1330, 1470, 1862, 1995, 2026, 2793, 3039, 3990, 4655, 5065, 5586, 6078, 7091, 9310, 10130, 13965, 14182, 15195, 19247, 21273, 27930, 30390, 35455, 38494, 42546, 49637, 57741, 70910, 96235, 99274, 106365, 115482, 134729, 148911, 192470, 212730, 248185, 269458, 288705, 297822, 404187, 496370, 577410, 673645, 744555, 808374, 943103, 1347290, 1489110, 1886206, 2020935, 2829309, 4041870, 4715515, 5658618, 9431030, 14146545, 28293090]

約数ペア:

[(1, 28293090), (2, 14146545), (3, 9431030), (5, 5658618), (6, 4715515), (7, 4041870), (10, 2829309), (14, 2020935), (15, 1886206), (19, 1489110), (21, 1347290), (30, 943103), (35, 808374), (38, 744555), (42, 673645), (49, 577410), (57, 496370), (70, 404187), (95, 297822), (98, 288705), (105, 269458), (114, 248185), (133, 212730), (147, 192470), (190, 148911), (210, 134729), (245, 115482), (266, 106365), (285, 99274), (294, 96235), (399, 70910), (490, 57741), (570, 49637), (665, 42546), (735, 38494), (798, 35455), (931, 30390), (1013, 27930), (1330, 21273), (1470, 19247), (1862, 15195), (1995, 14182), (2026, 13965), (2793, 10130), (3039, 9310), (3990, 7091), (4655, 6078), (5065, 5586)]