11978836220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{2213}}^1$

素因数の和:2535

約数の個数: 96

約数和(自身を含む): 27494691840

約数和(自身を除く): 15515855620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 191, 218, 260, 382, 436, 545, 764, 955, 1090, 1417, 1910, 2180, 2213, 2483, 2834, 3820, 4426, 4966, 5668, 7085, 8852, 9932, 11065, 12415, 14170, 20819, 22130, 24830, 28340, 28769, 41638, 44260, 49660, 57538, 83276, 104095, 115076, 143845, 208190, 241217, 270647, 287690, 416380, 422683, 482434, 541294, 575380, 845366, 964868, 1082588, 1206085, 1353235, 1690732, 2113415, 2412170, 2706470, 3135821, 4226830, 4824340, 5412940, 5494879, 6271642, 8453660, 10989758, 12543284, 15679105, 21979516, 27474395, 31358210, 46072447, 54948790, 62716420, 92144894, 109897580, 184289788, 230362235, 460724470, 598941811, 921448940, 1197883622, 2395767244, 2994709055, 5989418110, 11978836220]

約数ペア:

[(1, 11978836220), (2, 5989418110), (4, 2994709055), (5, 2395767244), (10, 1197883622), (13, 921448940), (20, 598941811), (26, 460724470), (52, 230362235), (65, 184289788), (109, 109897580), (130, 92144894), (191, 62716420), (218, 54948790), (260, 46072447), (382, 31358210), (436, 27474395), (545, 21979516), (764, 15679105), (955, 12543284), (1090, 10989758), (1417, 8453660), (1910, 6271642), (2180, 5494879), (2213, 5412940), (2483, 4824340), (2834, 4226830), (3820, 3135821), (4426, 2706470), (4966, 2412170), (5668, 2113415), (7085, 1690732), (8852, 1353235), (9932, 1206085), (11065, 1082588), (12415, 964868), (14170, 845366), (20819, 575380), (22130, 541294), (24830, 482434), (28340, 422683), (28769, 416380), (41638, 287690), (44260, 270647), (49660, 241217), (57538, 208190), (83276, 143845), (104095, 115076)]