1915694980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{773}}^1$

素因数の和:1033

約数の個数: 96

約数和(自身を含む): 4402623456

約数和(自身を除く): 2486928476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 197, 340, 370, 394, 629, 740, 773, 788, 985, 1258, 1546, 1970, 2516, 3092, 3145, 3349, 3865, 3940, 6290, 6698, 7289, 7730, 12580, 13141, 13396, 14578, 15460, 16745, 26282, 28601, 29156, 33490, 36445, 52564, 57202, 65705, 66980, 72890, 114404, 123913, 131410, 143005, 145780, 152281, 247826, 262820, 286010, 304562, 486217, 495652, 572020, 609124, 619565, 761405, 972434, 1239130, 1522810, 1944868, 2431085, 2478260, 2588777, 3045620, 4862170, 5177554, 5634397, 9724340, 10355108, 11268794, 12943885, 22537588, 25887770, 28171985, 51775540, 56343970, 95784749, 112687940, 191569498, 383138996, 478923745, 957847490, 1915694980]

約数ペア:

[(1, 1915694980), (2, 957847490), (4, 478923745), (5, 383138996), (10, 191569498), (17, 112687940), (20, 95784749), (34, 56343970), (37, 51775540), (68, 28171985), (74, 25887770), (85, 22537588), (148, 12943885), (170, 11268794), (185, 10355108), (197, 9724340), (340, 5634397), (370, 5177554), (394, 4862170), (629, 3045620), (740, 2588777), (773, 2478260), (788, 2431085), (985, 1944868), (1258, 1522810), (1546, 1239130), (1970, 972434), (2516, 761405), (3092, 619565), (3145, 609124), (3349, 572020), (3865, 495652), (3940, 486217), (6290, 304562), (6698, 286010), (7289, 262820), (7730, 247826), (12580, 152281), (13141, 145780), (13396, 143005), (14578, 131410), (15460, 123913), (16745, 114404), (26282, 72890), (28601, 66980), (29156, 65705), (33490, 57202), (36445, 52564)]