1990386060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{12823}}^1$

素因数の和:13047

約数の個数: 96

約数和(自身を含む): 6032409600

約数和(自身を除く): 4042023540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 199, 260, 390, 398, 597, 780, 796, 995, 1194, 1990, 2388, 2587, 2985, 3980, 5174, 5970, 7761, 10348, 11940, 12823, 12935, 15522, 25646, 25870, 31044, 38469, 38805, 51292, 51740, 64115, 76938, 77610, 128230, 153876, 155220, 166699, 192345, 256460, 333398, 384690, 500097, 666796, 769380, 833495, 1000194, 1666990, 2000388, 2500485, 2551777, 3333980, 5000970, 5103554, 7655331, 10001940, 10207108, 12758885, 15310662, 25517770, 30621324, 33173101, 38276655, 51035540, 66346202, 76553310, 99519303, 132692404, 153106620, 165865505, 199038606, 331731010, 398077212, 497596515, 663462020, 995193030, 1990386060]

約数ペア:

[(1, 1990386060), (2, 995193030), (3, 663462020), (4, 497596515), (5, 398077212), (6, 331731010), (10, 199038606), (12, 165865505), (13, 153106620), (15, 132692404), (20, 99519303), (26, 76553310), (30, 66346202), (39, 51035540), (52, 38276655), (60, 33173101), (65, 30621324), (78, 25517770), (130, 15310662), (156, 12758885), (195, 10207108), (199, 10001940), (260, 7655331), (390, 5103554), (398, 5000970), (597, 3333980), (780, 2551777), (796, 2500485), (995, 2000388), (1194, 1666990), (1990, 1000194), (2388, 833495), (2587, 769380), (2985, 666796), (3980, 500097), (5174, 384690), (5970, 333398), (7761, 256460), (10348, 192345), (11940, 166699), (12823, 155220), (12935, 153876), (15522, 128230), (25646, 77610), (25870, 76938), (31044, 64115), (38469, 51740), (38805, 51292)]