18805335640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{738043}}^1$

素因数の和:738081

約数の個数: 96

約数和(自身を含む): 53006320080

約数和(自身を除く): 34200984440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 12740, 25480, 738043, 1476086, 2952172, 3690215, 5166301, 5904344, 7380430, 9594559, 10332602, 14760860, 19189118, 20665204, 25831505, 29521720, 36164107, 38378236, 41330408, 47972795, 51663010, 67161913, 72328214, 76756472, 95945590, 103326020, 134323826, 144656428, 180820535, 191891180, 206652040, 268647652, 289312856, 335809565, 361641070, 383782360, 470133391, 537295304, 671619130, 723282140, 940266782, 1343238260, 1446564280, 1880533564, 2350666955, 2686476520, 3761067128, 4701333910, 9402667820, 18805335640]

約数ペア:

[(1, 18805335640), (2, 9402667820), (4, 4701333910), (5, 3761067128), (7, 2686476520), (8, 2350666955), (10, 1880533564), (13, 1446564280), (14, 1343238260), (20, 940266782), (26, 723282140), (28, 671619130), (35, 537295304), (40, 470133391), (49, 383782360), (52, 361641070), (56, 335809565), (65, 289312856), (70, 268647652), (91, 206652040), (98, 191891180), (104, 180820535), (130, 144656428), (140, 134323826), (182, 103326020), (196, 95945590), (245, 76756472), (260, 72328214), (280, 67161913), (364, 51663010), (392, 47972795), (455, 41330408), (490, 38378236), (520, 36164107), (637, 29521720), (728, 25831505), (910, 20665204), (980, 19189118), (1274, 14760860), (1820, 10332602), (1960, 9594559), (2548, 7380430), (3185, 5904344), (3640, 5166301), (5096, 3690215), (6370, 2952172), (12740, 1476086), (25480, 738043)]