40104870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 114960384

約数和(自身を除く): 74855514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 23, 26, 30, 34, 39, 46, 51, 65, 69, 78, 85, 102, 115, 130, 138, 170, 195, 221, 230, 255, 263, 299, 345, 390, 391, 442, 510, 526, 598, 663, 690, 782, 789, 897, 1105, 1173, 1315, 1326, 1495, 1578, 1794, 1955, 2210, 2346, 2630, 2990, 3315, 3419, 3910, 3945, 4471, 4485, 5083, 5865, 6049, 6630, 6838, 7890, 8942, 8970, 10166, 10257, 11730, 12098, 13413, 15249, 17095, 18147, 20514, 22355, 25415, 26826, 30245, 30498, 34190, 36294, 44710, 50830, 51285, 58123, 60490, 67065, 76245, 78637, 90735, 102570, 102833, 116246, 134130, 152490, 157274, 174369, 181470, 205666, 235911, 290615, 308499, 348738, 393185, 471822, 514165, 581230, 616998, 786370, 871845, 1028330, 1179555, 1336829, 1542495, 1743690, 2359110, 2673658, 3084990, 4010487, 6684145, 8020974, 13368290, 20052435, 40104870]

約数ペア:

[(1, 40104870), (2, 20052435), (3, 13368290), (5, 8020974), (6, 6684145), (10, 4010487), (13, 3084990), (15, 2673658), (17, 2359110), (23, 1743690), (26, 1542495), (30, 1336829), (34, 1179555), (39, 1028330), (46, 871845), (51, 786370), (65, 616998), (69, 581230), (78, 514165), (85, 471822), (102, 393185), (115, 348738), (130, 308499), (138, 290615), (170, 235911), (195, 205666), (221, 181470), (230, 174369), (255, 157274), (263, 152490), (299, 134130), (345, 116246), (390, 102833), (391, 102570), (442, 90735), (510, 78637), (526, 76245), (598, 67065), (663, 60490), (690, 58123), (782, 51285), (789, 50830), (897, 44710), (1105, 36294), (1173, 34190), (1315, 30498), (1326, 30245), (1495, 26826), (1578, 25415), (1794, 22355), (1955, 20514), (2210, 18147), (2346, 17095), (2630, 15249), (2990, 13413), (3315, 12098), (3419, 11730), (3910, 10257), (3945, 10166), (4471, 8970), (4485, 8942), (5083, 7890), (5865, 6838), (6049, 6630)]