28036043180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{1567}}^1$

素因数の和:2031

約数の個数: 96

約数和(自身を含む): 62589542400

約数和(自身を除く): 34553499220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 239, 380, 394, 478, 788, 956, 985, 1195, 1567, 1970, 2390, 3134, 3743, 3940, 4541, 4780, 6268, 7486, 7835, 9082, 14972, 15670, 18164, 18715, 22705, 29773, 31340, 37430, 45410, 47083, 59546, 74860, 90820, 94166, 119092, 148865, 188332, 235415, 297730, 308699, 374513, 470830, 595460, 617398, 749026, 894577, 941660, 1234796, 1498052, 1543495, 1789154, 1872565, 3086990, 3578308, 3745130, 4472885, 5865281, 6173980, 7115747, 7490260, 8945770, 11730562, 14231494, 17891540, 23461124, 28462988, 29326405, 35578735, 58652810, 71157470, 73779061, 117305620, 142314940, 147558122, 295116244, 368895305, 737790610, 1401802159, 1475581220, 2803604318, 5607208636, 7009010795, 14018021590, 28036043180]

約数ペア:

[(1, 28036043180), (2, 14018021590), (4, 7009010795), (5, 5607208636), (10, 2803604318), (19, 1475581220), (20, 1401802159), (38, 737790610), (76, 368895305), (95, 295116244), (190, 147558122), (197, 142314940), (239, 117305620), (380, 73779061), (394, 71157470), (478, 58652810), (788, 35578735), (956, 29326405), (985, 28462988), (1195, 23461124), (1567, 17891540), (1970, 14231494), (2390, 11730562), (3134, 8945770), (3743, 7490260), (3940, 7115747), (4541, 6173980), (4780, 5865281), (6268, 4472885), (7486, 3745130), (7835, 3578308), (9082, 3086990), (14972, 1872565), (15670, 1789154), (18164, 1543495), (18715, 1498052), (22705, 1234796), (29773, 941660), (31340, 894577), (37430, 749026), (45410, 617398), (47083, 595460), (59546, 470830), (74860, 374513), (90820, 308699), (94166, 297730), (119092, 235415), (148865, 188332)]