28198470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 72495360

約数和(自身を除く): 44296890

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 61, 95, 114, 122, 183, 190, 285, 305, 366, 570, 610, 811, 915, 1159, 1622, 1830, 2318, 2433, 3477, 4055, 4866, 5795, 6954, 8110, 11590, 12165, 15409, 17385, 24330, 30818, 34770, 46227, 49471, 77045, 92454, 98942, 148413, 154090, 231135, 247355, 296826, 462270, 494710, 742065, 939949, 1484130, 1879898, 2819847, 4699745, 5639694, 9399490, 14099235, 28198470]

約数ペア:

[(1, 28198470), (2, 14099235), (3, 9399490), (5, 5639694), (6, 4699745), (10, 2819847), (15, 1879898), (19, 1484130), (30, 939949), (38, 742065), (57, 494710), (61, 462270), (95, 296826), (114, 247355), (122, 231135), (183, 154090), (190, 148413), (285, 98942), (305, 92454), (366, 77045), (570, 49471), (610, 46227), (811, 34770), (915, 30818), (1159, 24330), (1622, 17385), (1830, 15409), (2318, 12165), (2433, 11590), (3477, 8110), (4055, 6954), (4866, 5795)]