7456540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 20490624

約数和(自身を除く): 13034084

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 241, 260, 340, 364, 442, 455, 476, 482, 595, 884, 910, 964, 1105, 1190, 1205, 1547, 1687, 1820, 2210, 2380, 2410, 3094, 3133, 3374, 4097, 4420, 4820, 6188, 6266, 6748, 7735, 8194, 8435, 12532, 15470, 15665, 16388, 16870, 20485, 21931, 28679, 30940, 31330, 33740, 40970, 43862, 53261, 57358, 62660, 81940, 87724, 106522, 109655, 114716, 143395, 213044, 219310, 266305, 286790, 372827, 438620, 532610, 573580, 745654, 1065220, 1491308, 1864135, 3728270, 7456540]

約数ペア:

[(1, 7456540), (2, 3728270), (4, 1864135), (5, 1491308), (7, 1065220), (10, 745654), (13, 573580), (14, 532610), (17, 438620), (20, 372827), (26, 286790), (28, 266305), (34, 219310), (35, 213044), (52, 143395), (65, 114716), (68, 109655), (70, 106522), (85, 87724), (91, 81940), (119, 62660), (130, 57358), (140, 53261), (170, 43862), (182, 40970), (221, 33740), (238, 31330), (241, 30940), (260, 28679), (340, 21931), (364, 20485), (442, 16870), (455, 16388), (476, 15665), (482, 15470), (595, 12532), (884, 8435), (910, 8194), (964, 7735), (1105, 6748), (1190, 6266), (1205, 6188), (1547, 4820), (1687, 4420), (1820, 4097), (2210, 3374), (2380, 3133), (2410, 3094)]